CVE-2019-14853
HIGH7.5EPSS 0.08%python-ecdsa - security update
發布日:2019/12/2修改日:2026/4/28
描述
An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service.
受影響套件(6)
- Debian/python-ecdsafrom 0, < 0.13.3-1
- Debian/python-ecdsafrom 0, < 0.11-1+deb8u1
- Debian/python-ecdsafrom 0, < 0.13-2+deb9u1
- PyPI/ecdsafrom 0, < 0.13.3
- PyPI/ecdsafrom 0, < 0.13.3
- PyPI/ecdsafrom 0, < 0.13.3
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
參考連結(11)
- ADVISORYhttps://github.com/advisories/GHSA-2mrj-435v-c2cr
- ADVISORYhttps://github.com/advisories/GHSA-pwfw-mgfj-7g3g
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2019-14853
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2019-14853
- PATCHhttps://github.com/warner/python-ecdsa
- WEBhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14853
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/ecdsa/PYSEC-2019-177.yaml
- WEBhttps://github.com/warner/python-ecdsa/releases/tag/python-ecdsa-0.13.3
- WEBhttps://github.com/warner/python-ecdsa/security/advisories/GHSA-pwfw-mgfj-7g3g
- WEBhttps://seclists.org/bugtraq/2019/Dec/33
- WEBhttps://www.debian.org/security/2019/dsa-4588