Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 18.04

Description

Patrick Monnerat discovered that curl incorrectly handled certain OAUTH2. An attacker could possibly use this issue to access sensitive information. (CVE-2022-22576) Harry Sintonen discovered that curl incorrectly handled certain requests. An attacker could possibly use this issue to expose sensitive information. (CVE-2022-27774, CVE-2022-27775, CVE-2022-27776) Update Instructions: Run sudo ua fix USN-5397-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libcurl4-gnutls-dev – 7.68.0-1ubuntu2.10 libcurl4-openssl-dev – 7.68.0-1ubuntu2.10 libcurl3-gnutls – 7.68.0-1ubuntu2.10 libcurl4-doc – 7.68.0-1ubuntu2.10 libcurl3-nss – 7.68.0-1ubuntu2.10 libcurl4-nss-dev – 7.68.0-1ubuntu2.10 libcurl4 – 7.68.0-1ubuntu2.10 curl – 7.68.0-1ubuntu2.10 No subscription required

CVEs contained in this USN include: CVE-2022-22576, CVE-2022-27774, CVE-2022-27775, CVE-2022-27776.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• Bionic Stemcells
  • 1.x versions prior to 1.84
  • All other stemcells not listed.
• cflinuxfs3
  • All versions prior to 0.291.0
• CF Deployment
  • All versions

Mitigation

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

The Cloud Foundry project recommends upgrading the following releases:

• Bionic Stemcells
  • Upgrade 1.x versions to 1.84 or greater
  • All other stemcells should be upgraded to the latest version available on bosh.io.
• cflinuxfs3
  • Upgrade all versions to 0.291.0 or greater
• CF Deployment
  • There are no fixed versions of this product

References

• USN Notice
• CVE-2022-22576
• CVE-2022-27774
• CVE-2022-27775
• CVE-2022-27776

History

2022-05-23: Initial vulnerability report published.