CVE-2020-7463

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-7463
In FreeBSD 12.1-STABLE before r364644, 11.4-STABLE before r364651, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, improper handling in the kernel causes a use-after-free bug by sending large user messages from multiple threads on the same SCTP socket. The use-after-free situation may result in unintended kernel behaviour including a kernel panic.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References
Link Resource
http://seclists.org/fulldisclosure/2021/Apr/49 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Apr/50 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Apr/57 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Apr/58 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Apr/59 Mailing List Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-20:25.sctp.asc Vendor Advisory
https://support.apple.com/kb/HT212317 Third Party Advisory
https://support.apple.com/kb/HT212318 Third Party Advisory
https://support.apple.com/kb/HT212319 Third Party Advisory
https://support.apple.com/kb/HT212321 Third Party Advisory
https://support.apple.com/kb/HT212323 Third Party Advisory
https://support.apple.com/kb/HT212324 Third Party Advisory
https://support.apple.com/kb/HT212325 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:freebsd:freebsd:11.3:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p1:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p10:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p11:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p12:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p2:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p3:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p4:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p5:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p6:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p7:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p8:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.3:p9:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.4:p1:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:11.4:p2:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p2:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p3:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p4:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p5:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p6:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p7:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.1:p8:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:12.2:-:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
History

22 Apr 2022, 18:55

Type Values Removed Values Added
CPE cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
References
  • (CONFIRM) https://support.apple.com/kb/HT212323 - Third Party Advisory
  • (CONFIRM) https://support.apple.com/kb/HT212324 - Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/50 - Third Party Advisory (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/50 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/49 - Third Party Advisory (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/49 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/59 - Third Party Advisory (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/59 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/57 - Third Party Advisory (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/57 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/58 - Third Party Advisory (FULLDISC) http://seclists.org/fulldisclosure/2021/Apr/58 - Mailing List, Third Party Advisory
Information

Published : 2021-03-26 21:15

Updated : 2024-02-04 21:47

NVD link : CVE-2020-7463

Mitre link : CVE-2020-7463

CVE.ORG link : CVE-2020-7463

JSON object : View

Products Affected

apple

  • macos
  • ipados
  • itunes
  • safari
  • iphone_os
  • watchos
  • icloud
  • tvos

freebsd

  • freebsd
CWE
CWE-416

Use After Free