Transfer-Encoding not treated as hop-by-hop
CVE-2022-31778

7.5HIGH

Key Information:

Vendor
Apache
Status
Apache Traffic Server
Vendor
CVE Published:
10 August 2022

Summary

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.

Affected Version(s)

Apache Traffic Server 8.0.0 to 9.0.2

References

https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1slj...
https://www.debian.org/security/2022/dsa-5206
vendor-advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg0...
mailing-list

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Apache Traffic Server would like to thank Chris Lemmons for reporting this issue.
.