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CVE-2021-4076
A flaw exists in tang, a network-based cryptographic binding server, which could result in leak of private keys.
High7.5EPSS 1.6%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
A flaw exists in tang, a network-based cryptographic binding server, which could result in leak of private keys.
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:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.6% · top 25% of all CVEs (6 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
Affected products
tang
- affected Affects tang v8 and above | Fixed in tang v11.
References (3)
- https://bugzilla.redhat.com/show_bug.cgi?id=2029814 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/latchset/tang/pull/81 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9 (opens in a new tab)x_refsource_MISCx_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-2021-4076)Record last updated .