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cloudfoundryCloud FoundryCFOUNDRY:6BFE4778EE08B8FDF49AB030FE4D7D65
HistoryOct 28, 2021 - 12:00 a.m.

USN-5080-1: Libgcrypt vulnerabilities | Cloud Foundry

2021-10-2800:00:00
Cloud Foundry
www.cloudfoundry.org
15
libgcrypt
canonical ubuntu
cloud foundry
medium severity
sensitive information exposure
bionic stemcells
cflinuxfs3
cf deployment
cve-2021-33560
cve-2021-40528
mitigation
upgrade
usn notice
cve-2021-33560
cve-2021-40528

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

61.1%

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 18.04

Description

Libgcrypt could be made to expose sensitive information.

CVEs contained in this USN include: CVE-2021-33560, CVE-2021-40528.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • Bionic Stemcells
    • 1.x versions prior to 1.31
    • All other stemcells not listed.
  • cflinuxfs3
    • All versions prior to 0.258.0
  • CF Deployment
    • All versions prior to 16.24.0

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 1.31 or greater
    • All other stemcells should be upgraded to the latest version available on bosh.io.
  • cflinuxfs3
    • Upgrade all versions to 0.258.0 or greater
  • CF Deployment
    • Upgrade all versions to 16.24.0 or greater

References

History

2021-10-28: Initial vulnerability report published.

Affected configurations

Vulners
Node
cloudfoundrybionic_stemcellsRange<1.31
OR
cloudfoundrycflinuxfs3Range<0.258.0
OR
cloudfoundrycf-deploymentRange<16.24.0
VendorProductVersionCPE
cloudfoundrybionic_stemcells*cpe:2.3:a:cloudfoundry:bionic_stemcells:*:*:*:*:*:*:*:*
cloudfoundrycflinuxfs3*cpe:2.3:a:cloudfoundry:cflinuxfs3:*:*:*:*:*:*:*:*
cloudfoundrycf-deployment*cpe:2.3:a:cloudfoundry:cf-deployment:*:*:*:*:*:*:*:*

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

61.1%