Severity

medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04
• Canonical Ubuntu 18.04
• Canonical Ubuntu 22.04

Description

Gal Goldshtein discovered that nghttp2 incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service. Update Instructions: Run `sudo pro fix USN-6142-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libnghttp2-14 - 1.7.1-1ubuntu0.1~esm1 libnghttp2-doc - 1.7.1-1ubuntu0.1~esm1 libnghttp2-dev - 1.7.1-1ubuntu0.1~esm1 nghttp2-proxy - 1.7.1-1ubuntu0.1~esm1 nghttp2 - 1.7.1-1ubuntu0.1~esm1 nghttp2-client - 1.7.1-1ubuntu0.1~esm1 nghttp2-server - 1.7.1-1ubuntu0.1~esm1 Available with Ubuntu Pro: https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2020-11080

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Platform Automation Toolkit
  • 4.4.x versions prior to 4.4.32
  • 5.0.x versions prior to 5.0.25
  • 5.1.x versions prior to 5.1.2
• Isolation Segment
  • 2.11.x versions prior to 2.11.36
  • 2.13.x versions prior to 2.13.21
  • 3.0.x versions prior to 3.0.14
  • 4.0.x versions prior to 4.0.5
• VMware Tanzu Application Service for VMs
  • 2.11.x versions prior to 2.11.42
  • 2.13.x versions prior to 2.13.24
  • 3.0.x versions prior to 3.0.14
  • 4.0.x versions prior to 4.0.5

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:

• Platform Automation Toolkit
  • 4.4.32
  • 5.0.25
  • 5.1.2
• Isolation Segment
  • 2.11.36
  • 2.13.21
  • 3.0.14
  • 4.0.5
• VMware Tanzu Application Service for VMs
  • 2.11.42
  • 2.13.24
  • 3.0.14
  • 4.0.5

References

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11080
• https://ubuntu.com/security/notices/USN-6142-1

History

2023-09-01: Initial vulnerability report published.