CVE-2021-44224

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-44224
A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).

8.2 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

6.4 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:P

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
http://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
http://seclists.org/fulldisclosure/2022/May/33 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/38 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/12/20/3 Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/
https://security.gentoo.org/glsa/202208-20 Third Party Advisory
https://security.netapp.com/advisory/ntap-20211224-0001/ Third Party Advisory
https://support.apple.com/kb/HT213255 Third Party Advisory
https://support.apple.com/kb/HT213256 Third Party Advisory
https://support.apple.com/kb/HT213257 Third Party Advisory
https://www.debian.org/security/2022/dsa-5035 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
https://www.tenable.com/security/tns-2022-01 Third Party Advisory
https://www.tenable.com/security/tns-2022-03 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*

Configuration 5 (hide)

cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*

Configuration 6 (hide)

OR cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:4.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:4.4:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:5.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:-:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*

Configuration 7 (hide)

OR cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
History

02 Nov 2022, 13:18

Type Values Removed Values Added
References (GENTOO) https://security.gentoo.org/glsa/202208-20 - (GENTOO) https://security.gentoo.org/glsa/202208-20 - Third Party Advisory
CPE cpe:2.3:o:apple:macos:10.15.7:security_update_2021-005:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-001:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-006:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-007:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-002:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-008:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-003:*:*:*:*:*:*		 cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*

15 Aug 2022, 11:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202208-20 -

30 Jul 2022, 02:32

Type Values Removed Values Added
References (CONFIRM) https://support.apple.com/kb/HT213256 - (CONFIRM) https://support.apple.com/kb/HT213256 - Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2022/May/38 - (FULLDISC) http://seclists.org/fulldisclosure/2022/May/38 - Mailing List, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ - Third Party Advisory (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2022/May/35 - (FULLDISC) http://seclists.org/fulldisclosure/2022/May/35 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2022/May/33 - (FULLDISC) http://seclists.org/fulldisclosure/2022/May/33 - Mailing List, Third Party Advisory
References (CONFIRM) https://support.apple.com/kb/HT213255 - (CONFIRM) https://support.apple.com/kb/HT213255 - Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ - Third Party Advisory (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ - Mailing List, Third Party Advisory
References (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - Patch, Third Party Advisory
References (CONFIRM) https://support.apple.com/kb/HT213257 - (CONFIRM) https://support.apple.com/kb/HT213257 - Third Party Advisory
CPE cpe:2.3:a:oracle:communications_operations_monitor:5.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:-:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:4.3:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-006:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-005:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:4.4:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-002:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-001:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-003:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_operations_monitor:4.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-008:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2021-007:*:*:*:*:*:*

17 May 2022, 07:15

Type Values Removed Values Added
References
  • (FULLDISC) http://seclists.org/fulldisclosure/2022/May/38 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2022/May/33 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2022/May/35 -

16 May 2022, 20:15

Type Values Removed Values Added
References
  • (CONFIRM) https://support.apple.com/kb/HT213255 -
  • (CONFIRM) https://support.apple.com/kb/HT213256 -
  • (CONFIRM) https://support.apple.com/kb/HT213257 -

20 Apr 2022, 00:16

Type Values Removed Values Added
References
  • (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html -

18 Apr 2022, 19:31

Type Values Removed Values Added
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ - Mailing List, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ - Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ - Third Party Advisory
CPE cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*

26 Mar 2022, 19:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ -

26 Mar 2022, 00:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ -

22 Mar 2022, 06:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ -

19 Feb 2022, 04:42

Type Values Removed Values Added
CPE cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*
cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
References (DEBIAN) https://www.debian.org/security/2022/dsa-5035 - (DEBIAN) https://www.debian.org/security/2022/dsa-5035 - Third Party Advisory
References (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - Patch, Third Party Advisory
References (CONFIRM) https://www.tenable.com/security/tns-2022-01 - (CONFIRM) https://www.tenable.com/security/tns-2022-01 - Third Party Advisory
References (CONFIRM) https://www.tenable.com/security/tns-2022-03 - (CONFIRM) https://www.tenable.com/security/tns-2022-03 - Third Party Advisory

07 Feb 2022, 16:16

Type Values Removed Values Added
References
  • (MISC) https://www.oracle.com/security-alerts/cpujan2022.html -

12 Jan 2022, 20:15

Type Values Removed Values Added
References
  • (CONFIRM) https://www.tenable.com/security/tns-2022-03 -

06 Jan 2022, 01:15

Type Values Removed Values Added
References
  • (CONFIRM) https://www.tenable.com/security/tns-2022-01 -

05 Jan 2022, 11:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2022/dsa-5035 -

04 Jan 2022, 16:39

Type Values Removed Values Added
CPE cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ - Mailing List, Third Party Advisory
References (CONFIRM) https://security.netapp.com/advisory/ntap-20211224-0001/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20211224-0001/ - Third Party Advisory

24 Dec 2021, 13:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20211224-0001/ -

24 Dec 2021, 03:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ -

22 Dec 2021, 18:36

Type Values Removed Values Added
CWE CWE-476
References (MLIST) http://www.openwall.com/lists/oss-security/2021/12/20/3 - (MLIST) http://www.openwall.com/lists/oss-security/2021/12/20/3 - Mailing List, Third Party Advisory
References (MISC) http://httpd.apache.org/security/vulnerabilities_24.html - (MISC) http://httpd.apache.org/security/vulnerabilities_24.html - Vendor Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 6.4
v3 : 8.2
CPE cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

20 Dec 2021, 16:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/12/20/3 -

20 Dec 2021, 12:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-12-20 12:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-44224

Mitre link : CVE-2021-44224

CVE.ORG link : CVE-2021-44224

JSON object : View

Products Affected

apple

  • macos
  • mac_os_x

oracle

  • communications_element_manager
  • communications_operations_monitor
  • communications_session_report_manager
  • http_server
  • communications_session_route_manager
  • instantis_enterprisetrack

debian

  • debian_linux

tenable

  • tenable.sc

apache

  • http_server

fedoraproject

  • fedora
CWE
CWE-476

NULL Pointer Dereference