USN-5901-1: GnuTLS vulnerability

24202

22 May 2023

22 May 2023

CLOSED

MEDIUM

CVE-2023-0361

Severity

medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 22.04

Description

Hubert Kario discovered that GnuTLS had a timing side-channel when handling certain RSA messages. A remote attacker could possibly use this issue to recover sensitive information. Update Instructions: Run `sudo pro fix USN-5901-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: gnutls-doc - 3.6.13-2ubuntu1.8 libgnutls28-dev - 3.6.13-2ubuntu1.8 libgnutls-openssl27 - 3.6.13-2ubuntu1.8 libgnutls30 - 3.6.13-2ubuntu1.8 libgnutls-dane0 - 3.6.13-2ubuntu1.8 gnutls-bin - 3.6.13-2ubuntu1.8 guile-gnutls - 3.6.13-2ubuntu1.8 libgnutlsxx28 - 3.6.13-2ubuntu1.8 No subscription required

CVEs contained in this USN include: CVE-2023-0361

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Isolation Segment
    • 3.0.x versions prior to 3.0.8, or later versions with Jammy Stemcells prior to 1.93
    • 4.0.x versions with Jammy Stemcells prior to 1.93
  • Operations Manager
    • 3.0.x versions prior to 3.0.5+LTS-T
  • VMware Tanzu Application Service for VMs
    • 3.0.x versions prior to 3.0.8, or later versions with Jammy Stemcells prior to 1.93
    • 4.0.x versions with Jammy Stemcells prior to 1.93

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:
  • Isolation Segment
    • 3.0.8, and upgrade Jammy Stemcells to 1.93 or greater
    • 4.0.x: Upgrade Jammy Stemcells to 1.93 or greater
  • Operations Manager
    • 3.0.5+LTS-T
  • VMware Tanzu Application Service for VMs
    • 3.0.8, and upgrade Jammy Stemcells to 1.93 or greater
    • 4.0.x: Upgrade Jammy Stemcells to 1.93 or greater

References

History

2023-05-22: Initial vulnerability report published.