National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-14855 Detail

Current Description

A 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Nist CVSS score does not match with CNA score
CNA:  Red Hat, Inc.
Base Score: 5.3 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14855 Issue Tracking Third Party Advisory
https://dev.gnupg.org/T4755 Vendor Advisory
https://lists.gnupg.org/pipermail/gnupg-announce/2019q4/000442.html Mailing List Release Notes Vendor Advisory
https://rwc.iacr.org/2020/slides/Leurent.pdf Exploit Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-327 Use of a Broken or Risky Cryptographic Algorithm NIST   Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.2.18

Configuration 2 ( hide )
 cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-14855
NVD Published Date:
03/20/2020
NVD Last Modified:
03/24/2020