VDB
CVE-2015-8803
CVE-2015-8803
PUBLISHED
CVSS 9.800000190734863 CRITICAL
The ecc_256_modp function in ecc-256.c in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-256 NIST elliptic curve, which allows attackers to have unspecified impact via unknown vectors, a different vulnerability than CVE-2015-8805.
EPSS 4.21% · 90.6th percentile
Risk Scores
CVSS 3.0
9.800000190734863
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
4.21%
90.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | nettle | 0, 2.7.1-1 |
Timeline
- Dec 31, 2015 CVE Published
- Feb 4, 2022 EPSS Score
- Mar 29, 2022 EPSS Score
- May 21, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Oct 28, 2022 EPSS Score
- Dec 20, 2022 EPSS Score
- Feb 11, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- May 28, 2023 EPSS Score
- Jul 20, 2023 EPSS Score
- Sep 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2015-8803 third-party-advisory
- https://lists.lysator.liu.se/pipermail/nettle-bugs/2015/003028.html third-party-advisory
- http://seclists.org/oss-sec/2016/q1/273 third-party-advisory
- https://blog.fuzzing-project.org/38-Miscomputations-of-elliptic-curve-scalar-multiplications-in-Nettle.html third-party-advisory
- https://lists.gnu.org/archive/html/info-gnu/2016-01/msg00006.html third-party-advisory
- https://ubuntu.com/security/notices/USN-2897-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2015-8803 third-party-advisory