CVE-2022-31813

mod_proxy X-Forwarded-For dropped by hop-by-hop mechanism

CRITICAL 9.8

At a glance

Source
NVD
EPSS
EPSS 3.54 % · percentile 89 ()
State
PUBLISHED
Published
Updated
Assigner
apache
NVD status
Analyzed

Description

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/application.

Weaknesses (CWE)

  • CWE-348 — Use of Less Trusted Source
  • CWE-345 — Insufficient Verification of Data Authenticity

References

Scores

VersionScoreVectorScored by
CVSS 3.1CRITICAL 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 2.0HIGH 7.5AV:N/AC:L/Au:N/C:P/I:P/A:PNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Apache Software Foundation · Apache HTTP Serveraffected Apache HTTP Server 2.4 ≤ 2.4.53

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD