CVE-2018-11783
sslheaders plugin extracts information from the client certificate and sets headers in the request based on the configuration of the…
- Published
- Updated
- Reserved
- Assigned by
- apache
Description
sslheaders plugin extracts information from the client certificate and sets headers in the request based on the configuration of the plugin. The plugin doesn't strip the headers from the request in some scenarios. This problem was discovered in versions 6.0.0 to 6.0.3, 7.0.0 to 7.1.5, and 8.0.0 to 8.0.1.
Timeline
ID reserved
By apache
- 9 months later
· 9 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.9% · top 21% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Information Disclosure
- CWE-200 (opens in a new tab)All about CWE-200 and its CVEs
Affected products
Apache Software Foundation · Apache Traffic Server
- affected Apache Traffic Server 6.0.0 to 6.0.3, 7.0.0 to 7.1.5, 8.0.0 to 8.0.1
References (2)
- 107032 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [trafficserver-announce] 20190212 [ANNOUNCE] Apache Traffic Server vulnerability with sslheader plugin (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-11783)Record last updated .