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8.1
CVE-2021-38161: 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.
CVE-2021-38161 · published 5 years ago
Summary
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.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| apache | traffic_server |
>= 8.0.0, <= 8.0.8 cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:* |
| debian | debian_linux |
10.0 11.0 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
Original advisory text
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.
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
- https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164 Mailing List Patch Vendor Advisory
- https://www.debian.org/security/2022/dsa-5153 Third Party Advisory
Internet-facing
3 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically (estimated)
- Gives an attacker full control (estimated)
Type
CWE-287Improper Authentication
Timeline
Published3 Nov 2021
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2021-38161 · NVD
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