CVE-2019-14855

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Summary

CVECVE-2019-14855
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-03-20 16:15:00 UTC
Updated2022-11-08 02:28:00 UTC
DescriptionA flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.

Risk And Classification

Problem Types: CWE-326

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Fedoraproject Fedora 30 All All All
Operating System Fedoraproject Fedora 31 All All All
Operating System Fedoraproject Fedora 30 All All All
Operating System Fedoraproject Fedora 31 All All All
Application Gnupg Gnupg All All All All
Application Gnupg Gnupg All All All All

References

ReferenceSourceLinkTags
USN-4516-1: GnuPG vulnerability | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
rwc.iacr.org/2020/slides/Leurent.pdf MISC rwc.iacr.org Exploit, Third Party Advisory
⚓ T4755 WoT forgeries using SHA-1 MISC dev.gnupg.org Vendor Advisory
[Announce] GnuPG 2.2.18 released MISC lists.gnupg.org Mailing List, Release Notes, Vendor Advisory
1770900 – (CVE-2019-14855) CVE-2019-14855 gnupg2: OpenPGP Key Certification Forgeries with SHA-1 CONFIRM bugzilla.redhat.com Issue Tracking, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 296073 Oracle Solaris 11.4 Support Repository Update (SRU) 24.75.2 Missing (CPUJUL2020)
  • 500228 Alpine Linux Security Update for gnupg
  • 503973 Alpine Linux Security Update for gnupg
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