Vulnerability in Apache Http_server
CVE-2022-31813
Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded-* headers to the origin server based on client side Connection header hop-by-hop mechanism. This may be used to bypass IP based authentication on the origin server/applicat…
EPSS: 0.031 (86.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Http_server
- Apache Software Foundation Http Server — versions Apache HTTP Server 2.4
- Netapp Clustered_data_ontap
- Fedoraproject Fedora — versions 35, 36
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@apache.org (x_refsource_CONFIRM, Third Party Advisory)
- security@apache.org (x_refsource_FEDORA, vendor-advisory, Third Party Advisory)
- security@apache.org (x_refsource_FEDORA, vendor-advisory, Third Party Advisory)
- security@apache.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2022-31813?
- CVE-2022-31813 is a critical-severity vulnerability in Apache Http_server, classified under CWE-348. CVSS score: 9.8/10. Published 2022-06-09.
- How severe is CVE-2022-31813?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-31813 known to be exploited?
- 16 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.