CVE-2021-38161

HIGH 8.1CVE-2021-38161 · Published 03/11/2021 · updated 17/06/2026

In short

CVE-2021-38161 is a HIGH (CVSS 8.1) vulnerability affecting traffic server (apache).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 80.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
traffic server apache	`≥ 8.0.0, ≤ 8.0.8`	No fix yet

Description

Improper Authentication vulnerability in TLS origin verification of Apache Traffic Server allows for man in the middle attacks. This issue affects Apache Traffic Server 8.0.0 to 8.0.8.

References

lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164 · Mailing List
debian.org/security/2022/dsa-5153 · Third Party Advisory

More vulnerabilities in traffic server

See all →

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free

Package

Affected versions

Patched versions

traffic server

apache

≥ 8.0.0, ≤ 8.0.8

No fix yet

More vulnerabilities in traffic server

See all →