What’s Vulnerable › Vulnerabilities

CVE-2022-28129: Insufficient Validation of HTTP/1.x Headers

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-10 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper Input Validation vulnerability in HTTP/1.1 header parsing of Apache Traffic Server allows an attacker to send invalid headers. This issue affects Apache Traffic Server 8.0.0 to 9.1.2.

Affected products

• Apache Software Foundation Apache Traffic Server: from 8.0.0 through 8.1.4; from 9.0.0 through 9.1.2
• Debian Linux: 10.0, 11.0
• Fedoraproject Fedora: 35, 36

References

• https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21
• https://lists.debian.org/debian-lts-announce/2023/01/msg00019.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJ67IWD5PRJUOIYIDJRUG3UMS2UF4X4J/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZCSBQBYPOZSWS5LCOAQ6LJLRLXFIAW5A/
• https://www.debian.org/security/2022/dsa-5206
• https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21
• https://lists.debian.org/debian-lts-announce/2023/01/msg00019.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJ67IWD5PRJUOIYIDJRUG3UMS2UF4X4J/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZCSBQBYPOZSWS5LCOAQ6LJLRLXFIAW5A/
• https://www.debian.org/security/2022/dsa-5206

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