Threat intelligence report · CISA KEV

CVE-2021-40438: Apache HTTP Server-Side Request Forgery (SSRF)

A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier. Required action: Apply updates per vendor instructions.

· high severity · unattributed attribution

Evidence and provenance

Original source
CISA KEV report ↗
Published
2021-12-01T00:00:00Z
Confidence basis
No actor match
Record ID
65e53b013fda8f99e570

Vulnerabilities

CVE-2021-40438

Use and citation

Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.