Buffer overflow in Php Group
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 excess…
Vulnerability class: Buffer Overflow
EPSS: 0.584 (99.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Php Group — versions 7.4.X, 8.0.X, 8.1.X
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugs.php.net/bug.php
- FEDORA-2022-0a96e5b9b1 (vendor-advisory)
- FEDORA-2022-f3fc52428e (vendor-advisory)
- DSA-5179 (vendor-advisory)
- security.netapp.com/advisory/ntap-20220722-0005/
- GLSA-202209-20 (vendor-advisory)
- [debian-lts-announce] 20221215 [SECURITY] [DLA 3243-1] php7.3 security update (mailing-list)
Frequently asked questions
- What is CVE-2022-31626?
- CVE-2022-31626 is a high-severity vulnerability in Php Group, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2022-06-16.
- How severe is CVE-2022-31626?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-31626 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.