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

What is CVE-2022-31778?

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.

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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.
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