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CVE-2019-17559
CRITICAL
There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and scheme parsing. Upgrade to versions 7.1.9 and 8.0.6 or later versions.
Published: Mar 23, 2020
Modified: Jun 17, 2026
CWE-444
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (4)
| Vendor | Product | Version |
|---|---|---|
| apache | traffic_server | * ≥ 6.0.0 |
| apache | traffic_server | * ≥ 7.0.0 |
| apache | traffic_server | * ≥ 8.0.0 |
| debian | debian_linux | 10.0 |
GitHub Security Advisory GHSA-7vrg-6f2q-qgcg
There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8...
References (4)
- https://lists.apache.org/thread.html/r99d18d0bc4daa05e7d0e5a63e0e22701a421b2ef5a8f4f7694c43869%40%3Cannounce.trafficserver.apache.org%3E Mailing List, Vendor Advisory
- https://www.debian.org/security/2020/dsa-4672 Third Party Advisory
- https://lists.apache.org/thread.html/r99d18d0bc4daa05e7d0e5a63e0e22701a421b2ef5a8f4f7694c43869%40%3Cannounce.trafficserver.apache.org%3E Mailing List, Vendor Advisory
- https://www.debian.org/security/2020/dsa-4672 Third Party Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
3.17%
Top 13% most likely to be exploited
Threat Score
40.1 / 100
Data Sources
NVD
EPSS
GitHub