Vulnerability Details : CVE-2022-31626
In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when pdo_mysql extension with mysqlnd driver, if the third party is allowed to supply host to connect to and the password for the connection, password of excessive length can trigger a buffer overflow in PHP, which can lead to a remote code execution vulnerability.
Vulnerability category: OverflowExecute code
Threat overview for CVE-2022-31626
Top countries where our scanners detected CVE-2022-31626
Top open port discovered on systems with this issue
80
IPs affected by CVE-2022-31626 168,450
Threat actors abusing to this issue?
Yes
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affected by CVE-2022-31626!
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Exploit prediction scoring system (EPSS) score for CVE-2022-31626
Probability of exploitation activity in the next 30 days: 0.38%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 70 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-31626
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
6.0
|
MEDIUM | AV:N/AC:M/Au:S/C:P/I:P/A:P |
6.8
|
6.4
|
nvd@nist.gov |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
nvd@nist.gov |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.6
|
5.9
|
security@php.net |
CWE ids for CVE-2022-31626
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by:
- nvd@nist.gov (Primary)
- security@php.net (Secondary)
References for CVE-2022-31626
-
https://security.gentoo.org/glsa/202209-20
PHP: Multiple Vulnerabilities (GLSA 202209-20) — Gentoo securityThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2022/12/msg00030.html
[SECURITY] [DLA 3243-1] php7.3 security updateMailing List;Third Party Advisory
-
https://www.debian.org/security/2022/dsa-5179
Debian -- Security Information -- DSA-5179-1 php7.4Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZZTZQKRGEYJT5UB4FGG3MOE72SQUHSL4/
[SECURITY] Fedora 35 Update: php-8.0.20-1.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://bugs.php.net/bug.php?id=81719
PHP :: Sec Bug #81719 :: mysqlnd/pdo password buffer overflow leading to RCEExploit;Issue Tracking;Mailing List;Patch;Vendor Advisory
-
https://security.netapp.com/advisory/ntap-20220722-0005/
July 2022 PHP Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3T4MMEEZYYAEHPQMZDFN44PHORJWJFZQ/
[SECURITY] Fedora 36 Update: php-8.1.7-1.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
Products affected by CVE-2022-31626
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*