Home/CVE/Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an atta
CVE

CVE-2022-31778

Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an atta

Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.

HIGH · CVSS 7.5 EPSS 0.02239
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

3
apache traffic server>= 8.0.0 and <= 8.1.4
apache traffic server>= 9.0.0 and <= 9.1.2
debian linuxall 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:N/I:H/A:N
🔗

References & Sources

3
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/2023/04/msg00007.html
https://www.debian.org/security/2022/dsa-5206Third Party Advisory
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