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CVE-2019-14855

CVE-2019-14855

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 5.3 · Medium · EPSS 1.1% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • gnupg2

    Versions
    • 2.2.18: Affected

    No fix published

  • gnupg1 Debian:12

    Versions
    • 1.4.23-1.1
    • 1.4.23-2
    • 1.4.23-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Debian:13

    Versions
    • 1.4.23-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Debian:14

    Versions
    • 1.4.23-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg2 Debian:12

    Affected ranges
    • ECOSYSTEM: < 2.2.19-1

    Update to 2.2.19-1

  • gnupg2 Debian:13

    Affected ranges
    • ECOSYSTEM: < 2.2.19-1

    Update to 2.2.19-1

  • gnupg2 Debian:14

    Affected ranges
    • ECOSYSTEM: < 2.2.19-1

    Update to 2.2.19-1

  • gnupg Ubuntu:Pro:14.04:LTS

    Versions
    • 1.4.14-1ubuntu2
    • 1.4.15-1.1ubuntu1
    • 1.4.15-1.1ubuntu2
    • 1.4.15-2ubuntu1
    • 1.4.16-1ubuntu1
    • 1.4.16-1ubuntu2
    • 1.4.16-1ubuntu2.1
    • 1.4.16-1ubuntu2.3
    • 1.4.16-1ubuntu2.4
    • 1.4.16-1ubuntu2.5
    • 1.4.16-1ubuntu2.6
    • 1.4.16-1ubuntu2.6+esm1
    • 1.4.16-1ubuntu2.6+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg Ubuntu:Pro:16.04:LTS

    Versions
    • 1.4.18-7ubuntu1
    • 1.4.19-6ubuntu1
    • 1.4.20-1ubuntu1
    • 1.4.20-1ubuntu2
    • 1.4.20-1ubuntu3
    • 1.4.20-1ubuntu3.1
    • 1.4.20-1ubuntu3.2
    • 1.4.20-1ubuntu3.3
    • 1.4.20-1ubuntu3.3+esm2
    • 1.4.20-1ubuntu3.3+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg2 Ubuntu:Pro:16.04:LTS

    Versions
    • 2.0.28-3ubuntu1
    • 2.0.28-3ubuntu2
    • 2.1.11-6ubuntu1
    • 2.1.11-6ubuntu2
    • 2.1.11-6ubuntu2.1
    • 2.1.11-6ubuntu2.1+esm1
    • 2.1.11-6ubuntu2.1+esm2
    • 2.1.11-6ubuntu2.1+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg2 Ubuntu:18.04:LTS

    Versions
    • 2.1.15-1ubuntu8
    • 2.2.4-1ubuntu1
    • 2.2.4-1ubuntu1.1
    • 2.2.4-1ubuntu1.2
    Affected ranges
    • ECOSYSTEM: < 2.2.4-1ubuntu1.3

    Update to 2.2.4-1ubuntu1.3

  • gnupg1 Ubuntu:18.04:LTS

    Versions
    • 1.4.22-1ubuntu1
    • 1.4.22-3ubuntu1
    • 1.4.22-3ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Ubuntu:20.04:LTS

    Versions
    • 1.4.23-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Ubuntu:22.04:LTS

    Versions
    • 1.4.23-1.1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Ubuntu:24.04:LTS

    Versions
    • 1.4.23-1.1build2
    • 1.4.23-1.1build4
    • 1.4.23-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Ubuntu:25.10

    Versions
    • 1.4.23-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Ubuntu:26.10

    Versions
    • 1.4.23-3build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • gnupg1 Ubuntu:26.04:LTS

    Versions
    • 1.4.23-3
    • 1.4.23-3build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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