CVE-2022-4900

Published: Nov 2, 2023

Modified: Nov 3, 2025

PUBLISHED

CVSS v3.1

6.2

MEDIUM

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.

Vendor	Product	Versions
n/a	php	unaffected `8.0.22`
Red Hat	Red Hat Enterprise Linux 6	All versions
Red Hat	Red Hat Enterprise Linux 7	All versions
Red Hat	Red Hat Enterprise Linux 8	All versions
Red Hat	Red Hat Enterprise Linux 8	All versions
Red Hat	Red Hat Enterprise Linux 9	All versions
Red Hat	Red Hat Enterprise Linux 9	All versions
Red Hat	Red Hat Software Collections	All versions
Fedora	Fedora	All versions

Weaknesses (CWE)

CWE-119

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

https://access.redhat.com/security/cve/CVE-2022-4900

vdb-entry

x_refsource_REDHAT

RHBZ#2179880

issue-tracking

x_refsource_REDHAT

https://security.netapp.com/advisory/ntap-20231130-0008/

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CVE-2022-4900

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References