Vulnerability Details : CVE-2022-4900
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.
Vulnerability category: Overflow
Products affected by CVE-2022-4900
- cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-4900
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-4900
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST | |
|
6.2
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.5
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2022-4900
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: secalert@redhat.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-4900
-
https://access.redhat.com/security/cve/CVE-2022-4900
CVE-2022-4900- Red Hat Customer PortalVendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=2179880
2179880 – (CVE-2022-4900) CVE-2022-4900 php: potential buffer overflow in php_cli_server_startup_workersIssue Tracking
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https://security.netapp.com/advisory/ntap-20231130-0008/
CVE-2022-4900 PHP Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
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