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CVE-2019-10079
Apache Traffic Server is vulnerable to HTTP/2 setting flood attacks. Earlier versions of Apache Traffic Server didn't limit the number of…
- 7.5HighCVSS base score
- 4.6%Exploitation in 30 daysEPSS · top 8.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Apache Traffic Server is vulnerable to HTTP/2 setting flood attacks. Earlier versions of Apache Traffic Server didn't limit the number of setting frames sent from the client using the HTTP/2 protocol. Users should upgrade to Apache Traffic Server 7.1.7, 8.0.4, or later versions.
Timeline
ID reserved
By apache
- 7 months later
· 7 months later
Published
- 5 years later
· 5 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 | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 4.6% · top 8.3% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
Apache Traffic Server
- affected Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.6, and 8.0.0 to 8.0.3
References
References3
- [trafficserver-dev] 20190813 Apache Traffic Server is vulnerable to various HTTP/2 attacks (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [trafficserver-users] 20190813 Apache Traffic Server is vulnerable to various HTTP/2 attacks (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [trafficserver-announce] 20190813 Apache Traffic Server is vulnerable to various HTTP/2 attacks (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)
- EUVD EUVD-2019-2134 (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://cveledger.app/cve/CVE-2019-10079)Record last updated .