CVE-2021-38161
Not validating origin TLS certificate
HIGH
8.1
CVSS Score
Published: November 3, 2021 at 03:20 PM UTC
Updated: June 17, 2026 at 04:01 AM UTC
2 products affected across 2 vendorsDebian LinuxTraffic Server
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Severity
HIGH8.1
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
8.0.0 ≤ v ≤ 8.0.8
Debian Linux· Debiandrupal
95%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCMailing ListPatchVendor Advisory
Source: [email protected]
https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2022/dsa-5153CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-287
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