Cryptographic Issues Affecting gnutls28 package, versions <3.3.8-3ubuntu2


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating

    Threat Intelligence

    EPSS
    1.12% (85th percentile)

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  • Snyk ID SNYK-UBUNTU1810-GNUTLS28-340664
  • published 13 Nov 2014
  • disclosed 13 Nov 2014

How to fix?

Upgrade Ubuntu:18.10 gnutls28 to version 3.3.8-3ubuntu2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnutls28 package and not the gnutls28 package as distributed by Ubuntu. See How to fix? for Ubuntu:18.10 relevant fixed versions and status.

The _gnutls_ecc_ansi_x963_export function in gnutls_ecc.c in GnuTLS 3.x before 3.1.28, 3.2.x before 3.2.20, and 3.3.x before 3.3.10 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted (1) Elliptic Curve Cryptography (ECC) certificate or (2) certificate signing requests (CSR), related to generating key IDs.

CVSS Scores

version 3.1
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NVD

5.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    Low
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Red Hat

6.3 medium