Home/CVE/Improper Input Validation vulnerability in header parsing of Apache Traffic Server allows an attacker to request secure
CVE

CVE-2021-37150

Improper Input Validation vulnerability in header parsing of Apache Traffic Server allows an attacker to request secure

Improper Input Validation vulnerability in header parsing of Apache Traffic Server allows an attacker to request secure resources. This issue affects Apache Traffic Server 8.0.0 to 9.1.2.

HIGH · CVSS 7.5 EPSS 0.01159
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-20Improper Input Validation
▤

Affected Products & Versions

4
apache traffic server>= 8.0.0 and <= 8.1.4
apache traffic server>= 9.0.0 and <= 9.1.2
debian linuxall versions
fedoraproject fedoraall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Aug 2022 · 06:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21Mailing ListVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/01/msg00019.htmlMailing ListThird Party Advisory
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-5206Third Party Advisory
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