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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.030 (86.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.030 · change: 0.000
Affected products
- Apache HTTP Server
- Apache Software Foundation HTTP Server — versions 0
- Debian Linux — versions 10.0
- Fedoraproject Fedora — versions 38
Weakness classification (CWE)
Public proof-of-concept exploits
References
- httpd.apache.org/security/vulnerabilities_24.html (vendor-advisory, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (Mailing List)
- security.netapp.com/advisory/ntap-20231027-0011/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2024/05/msg00013.html (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.