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cloudfoundryCloud FoundryCFOUNDRY:2C233C781349E04055C28B4CD0905552
HistoryMay 23, 2024 - 12:00 a.m.

USN-6756-1: less vulnerability | Cloud Foundry

2024-05-2300:00:00
Cloud Foundry
www.cloudfoundry.org
8
canonical ubuntu
less vulnerability
arbitrary command execution
cloud foundry
cflinuxfs4
jammy stemcells
cf deployment
cve-2024-32487
mitigation
usn-6756-1

8 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

10.3%

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

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

Description

It was discovered that less mishandled newline characters in file names. If a user or automated system were tricked into opening specially crafted files, an attacker could possibly use this issue to execute arbitrary commands on the host. Update Instructions: Run sudo pro fix USN-6756-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: less – 481-2.1ubuntu0.2+esm2 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2024-32487.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • cflinuxfs4
    • All versions prior to 1.96.0
  • Jammy Stemcells
    • 1.x versions prior to 1.439
    • All other stemcells not listed.
  • CF Deployment
    • All versions prior to 30.0.0, or later versions with Jammy Stemcells prior to 1.439

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below.

The Cloud Foundry project recommends upgrading the following releases:

  • cflinuxfs4
    • Upgrade all versions to 1.96.0 or greater
  • Jammy Stemcells
    • Upgrade 1.x versions to 1.439 or greater
    • All other stemcells should be upgraded to the latest version available on bosh.io.
  • CF Deployment
    • Upgrade all versions to 30.0.0 or greater and upgrade Jammy Stemcells to 1.439 or greater

References

History

2024-05-23: Initial vulnerability report published.

Affected configurations

Vulners
Node
cloud_foundrydiegoRange<1.96.0
OR
cloud_foundrydiegoRange<1.439
OR
cloud_foundrycf-networkingRange<30.0.0