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.
References
Link | 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 |
https://usn.ubuntu.com/4516-1/ | Third Party Advisory |
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 |
https://usn.ubuntu.com/4516-1/ | Third Party Advisory |
Configurations
History
21 Nov 2024, 04:27
Type | Values Removed | Values Added |
---|---|---|
References | () https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14855 - Issue Tracking, Third Party Advisory | |
References | () https://dev.gnupg.org/T4755 - Vendor Advisory | |
References | () https://lists.gnupg.org/pipermail/gnupg-announce/2019q4/000442.html - Mailing List, Release Notes, Vendor Advisory | |
References | () https://rwc.iacr.org/2020/slides/Leurent.pdf - Exploit, Third Party Advisory | |
References | () https://usn.ubuntu.com/4516-1/ - Third Party Advisory |
Information
Published : 2020-03-20 16:15
Updated : 2024-11-21 04:27
NVD link : CVE-2019-14855
Mitre link : CVE-2019-14855
CVE.ORG link : CVE-2019-14855
JSON object : View
Products Affected
gnupg
- gnupg
canonical
- ubuntu_linux
fedoraproject
- fedora
CWE
CWE-326
Inadequate Encryption Strength