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CVE-2015-8804
x86_64/ecc-384-modp.asm in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its…
- 9.8CriticalCVSS base score
- 4.0%Exploitation in 30 daysEPSS · top 9.4% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
x86_64/ecc-384-modp.asm in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-384 NIST elliptic curve, which allows attackers to have unspecified impact via unknown vectors.
Timeline
ID reserved
By mitre
- 21 days later
· 21 days later
Published
- 8 years later
· 8 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 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.0% · top 9.4% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
11
- openSUSE-SU-2016:0486 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://blog.fuzzing-project.org/38-Miscomputations-of-elliptic-curve-scalar-multiplications-in-Nettle.html (opens in a new tab)x_refsource_MISCx_transferred
- https://git.lysator.liu.se/nettle/nettle/commit/fa269b6ad06dd13c901dbd84a12e52b918a09cd7 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2016:0477 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [nettle-bugs] 20151211 Miscalculations on secp384 curve (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-2897-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2016:0475 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20160202 Miscomputations of elliptic curve scalar multiplications in Nettle (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2016:2582 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [info-gnu] 20160128 ANNOUNCE: Nettle-3.2 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20160202 Re: Miscomputations of elliptic curve scalar multiplications in Nettle (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-2015-8673 (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-2015-8804)Record last updated .