CVE-2021-21704

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-21704
In PHP versions 7.3.x below 7.3.29, 7.4.x below 7.4.21 and 8.0.x below 8.0.8, when using Firebird PDO driver extension, a malicious database server could cause crashes in various database functions, such as getAttribute(), execute(), fetch() and others by returning invalid response data that is not parsed correctly by the driver. This can result in crashes, denial of service or potentially memory corruption.

5.0 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://bugs.php.net/bug.php?id=76448 Exploit Issue Tracking Patch Vendor Advisory
https://bugs.php.net/bug.php?id=76449 Exploit Issue Tracking Patch Vendor Advisory
https://bugs.php.net/bug.php?id=76450 Exploit Issue Tracking Patch Vendor Advisory
https://bugs.php.net/bug.php?id=76452 Exploit Issue Tracking Patch Vendor Advisory
https://security.gentoo.org/glsa/202209-20 Third Party Advisory
https://security.netapp.com/advisory/ntap-20211029-0006/ Third Party Advisory
https://bugs.php.net/bug.php?id=76448 Exploit Issue Tracking Patch Vendor Advisory
https://bugs.php.net/bug.php?id=76449 Exploit Issue Tracking Patch Vendor Advisory
https://bugs.php.net/bug.php?id=76450 Exploit Issue Tracking Patch Vendor Advisory
https://bugs.php.net/bug.php?id=76452 Exploit Issue Tracking Patch Vendor Advisory
https://security.gentoo.org/glsa/202209-20 Third Party Advisory
https://security.netapp.com/advisory/ntap-20211029-0006/ Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
History

21 Nov 2024, 05:48

Type Values Removed Values Added
CVSS v2 : 4.3
v3 : 5.9 		v2 : 4.3
v3 : 5.0
References () https://bugs.php.net/bug.php?id=76448 - Exploit, Issue Tracking, Patch, Vendor Advisory () https://bugs.php.net/bug.php?id=76448 - Exploit, Issue Tracking, Patch, Vendor Advisory
References () https://bugs.php.net/bug.php?id=76449 - Exploit, Issue Tracking, Patch, Vendor Advisory () https://bugs.php.net/bug.php?id=76449 - Exploit, Issue Tracking, Patch, Vendor Advisory
References () https://bugs.php.net/bug.php?id=76450 - Exploit, Issue Tracking, Patch, Vendor Advisory () https://bugs.php.net/bug.php?id=76450 - Exploit, Issue Tracking, Patch, Vendor Advisory
References () https://bugs.php.net/bug.php?id=76452 - Exploit, Issue Tracking, Patch, Vendor Advisory () https://bugs.php.net/bug.php?id=76452 - Exploit, Issue Tracking, Patch, Vendor Advisory
References () https://security.gentoo.org/glsa/202209-20 - Third Party Advisory () https://security.gentoo.org/glsa/202209-20 - Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20211029-0006/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20211029-0006/ - Third Party Advisory

25 Oct 2022, 14:58

Type Values Removed Values Added
CWE CWE-119 CWE-787
References
  • (GENTOO) https://security.gentoo.org/glsa/202209-20 - Third Party Advisory

03 Nov 2021, 20:24

Type Values Removed Values Added
CPE cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
References (CONFIRM) https://security.netapp.com/advisory/ntap-20211029-0006/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20211029-0006/ - Third Party Advisory

29 Oct 2021, 13:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20211029-0006/ -

08 Oct 2021, 03:37

Type Values Removed Values Added
CPE cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
References (CONFIRM) https://bugs.php.net/bug.php?id=76450 - (CONFIRM) https://bugs.php.net/bug.php?id=76450 - Exploit, Issue Tracking, Patch, Vendor Advisory
References (CONFIRM) https://bugs.php.net/bug.php?id=76452 - (CONFIRM) https://bugs.php.net/bug.php?id=76452 - Exploit, Issue Tracking, Patch, Vendor Advisory
References (CONFIRM) https://bugs.php.net/bug.php?id=76449 - (CONFIRM) https://bugs.php.net/bug.php?id=76449 - Exploit, Issue Tracking, Patch, Vendor Advisory
References (CONFIRM) https://bugs.php.net/bug.php?id=76448 - (CONFIRM) https://bugs.php.net/bug.php?id=76448 - Exploit, Issue Tracking, Patch, Vendor Advisory
CWE CWE-119
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 5.9

04 Oct 2021, 05:15

Type Values Removed Values Added
Summary In PHP versions 7.3.x below 7.3.29, 7.4.x below 7.4.21 and 8.0.x below 8.0.8, when using Firebird PDO driver extension, a malicious database server could cause crashes in various database functions, such as getAttribute(), execute(), fetch() and others by returning invalid response data that is not parsed correctly by the driver. This can result in crashes, denial of service or potentially memory corruption. In PHP versions 7.3.x below 7.3.29, 7.4.x below 7.4.21 and 8.0.x below 8.0.8, when using Firebird PDO driver extension, a malicious database server could cause crashes in various database functions, such as getAttribute(), execute(), fetch() and others by returning invalid response data that is not parsed correctly by the driver. This can result in crashes, denial of service or potentially memory corruption.

04 Oct 2021, 04:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-04 04:15

Updated : 2024-11-21 05:48

NVD link : CVE-2021-21704

Mitre link : CVE-2021-21704

CVE.ORG link : CVE-2021-21704

JSON object : View

Products Affected

php

  • php

netapp

  • clustered_data_ontap
CWE
CWE-125

Out-of-bounds Read

CWE-190

Integer Overflow or Wraparound

CWE-787

Out-of-bounds Write