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CVE-2016-5396
Apache Traffic Server 6.0.0 to 6.2.0 are affected by an HPACK Bomb Attack.
High7.5EPSS 2.9%
- Published
- Updated
- Reserved
- Assigned by
- apache
Description
Apache Traffic Server 6.0.0 to 6.2.0 are affected by an HPACK Bomb Attack.
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:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- DoS attack
- CWE-399 (opens in a new tab)
Affected products
Apache Software Foundation · Apache Traffic Server
- affected 6.0.0 to 6.2.0
References (3)
- https://issues.apache.org/jira/browse/TS-5019 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 97945 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1038275 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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)
Record last updated .