Out-of-bounds Read in Apache Http Server
CVE-2023-31122
Out-of-bounds Read vulnerability in mod_macro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57.
Vulnerability class: Buffer Overflow
EPSS: 0.030 (85.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Apache Http_server
- Apache Software Foundation Http Server — versions 0
- Debian Debian_linux — versions 10.0
- Fedoraproject Fedora — versions 38
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (vendor-advisory, Vendor Advisory)
- security@apache.org (Mailing List)
- security@apache.org (Third Party Advisory)
- security@apache.org (Third Party Advisory)
- security@apache.org (Third Party Advisory)
- security@apache.org (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-31122?
- CVE-2023-31122 is a high-severity vulnerability in Apache Http Server, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2023-10-23.
- How severe is CVE-2023-31122?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-31122 known to be exploited?
- 11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.