CVE-2022-4900
MEDIUM5.5EPSS 0.07%Potential buffer overflow in php_cli_server_startup_workers
Published: 11/2/2023Modified: 4/28/2026
Description
A vulnerability was found in PHP where setting the environment variable PHP_CLI_SERVER_WORKERS to a large value leads to a heap buffer overflow.
Affected packages (5)
- Bitnami/libphp>= 7.4.0, < 8.0.22
- Bitnami/php>= 7.4.0, < 8.0.22
- Bitnami/php-min>= 7.4.0, < 8.0.22
- Debian/php7.4from 0, < 7.4.33-1+deb11u6
- Debian/php7.4from 0, < 7.4.33-1+deb11u6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
References (8)
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-4900
- WEBhttps://access.redhat.com/security/cve/CVE-2022-4900
- WEBhttps://bugzilla.redhat.com/show_bug.cgi?id=2179880
- WEBhttps://github.com/php/php-src/commit/789a37f14405e2d1a05a76c9fb4ed2d49d4580d5
- WEBhttps://github.com/php/php-src/commit/82effb3fc7bcab0efcc343b3e03355f5f2f663c9
- WEBhttps://lists.debian.org/debian-lts-announce/2024/10/msg00011.html
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2022-4900
- WEBhttps://security.netapp.com/advisory/ntap-20231130-0008/