CVE-2024-21499 is an HTTP Header Injection vulnerability affecting all versions of the greenpau/caddy-security package. It allows an attacker to inject a malicious protocol via the X-Forwarded-Proto header, leading to redirects that can bypass security mechanisms or cause TLS handling confusion. Rated Medium (CVSS 4.3), this vulnerability requires user interaction (UI:R) and has a low impact on integrity (I:L), with no confidentiality or availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:greenpau:caddy-security:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.