CVE-2019-14853

Summary

CVECVE-2019-14853
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-11-26 13:15:00 UTC
Updated2019-12-17 23:15:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-755

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Python-ecdsa Project Python-ecdsa All All All All
Application Python-ecdsa Project Python-ecdsa All All All All

References

ReferenceSourceLinkTags
Release ecdsa 0.13.3 · warner/python-ecdsa · GitHub MISC github.com Release Notes
Debian -- Security Information -- DSA-4588-1 python-ecdsa DEBIAN www.debian.org
1758704 – (CVE-2019-14853) CVE-2019-14853 python-ecdsa: Unexpected and undocumented exceptions during signature decoding CONFIRM bugzilla.redhat.com Issue Tracking, Third Party Advisory
Bugtraq: [SECURITY] [DSA 4588-1] python-ecdsa security update BUGTRAQ seclists.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 239895 Red Hat Update for Satellite 6.10 (RHSA-2021:4702)
  • 355760 Amazon Linux Security Advisory for python-ecdsa : ALAS-2023-1800
  • 501363 Alpine Linux Security Update for py3-ecdsa
  • 505306 Alpine Linux Security Update for py3-ecdsa
  • 690472 Free Berkeley Software Distribution (FreeBSD) Security Update for security/py-ecdsa (a23ebf36-e8b6-4665-b0f3-4c977f9a145c)
  • 981445 Python (pip) Security Update for ecdsa (GHSA-pwfw-mgfj-7g3g)
  • 983465 Python (pip) Security Update for ecdsa (GHSA-2mrj-435v-c2cr)
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