CVE-2020-13845

Upstream information

CVE-2020-13845 at MITRE

Description

Sylabs Singularity 3.0 through 3.5 has Improper Validation of an Integrity Check Value. Image integrity is not validated when an ECL policy is enforced. The fingerprint required by the ECL is compared against the signature object descriptor(s) in the SIF file, rather than to a cryptographically validated signature.

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SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	5
Vector	AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	Partial
Availability Impact	None

CVSS v3 Scores

	National Vulnerability Database
Base Score	7.5
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Access Vector	Network
Access Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality Impact	None
Integrity Impact	High
Availability Impact	None
CVSSv3 Version	3.1

SUSE Bugzilla entry: 1174150 [NEW]

SUSE Security Advisories:

• openSUSE-SU-2020:1011-1, published Sun, 19 Jul 2020 18:13:35 +0200 (CEST)
• openSUSE-SU-2020:1037-1, published Thu, 23 Jul 2020 12:15:29 +0200 (CEST)
• openSUSE-SU-2020:1100-1, published Fri, 18 Sep 2020 18:49:37 +0200 (CEST)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Package Hub for SUSE Linux Enterprise 15 SP2	singularity >= 3.6.0-bp152.2.4.1	Patchnames: openSUSE-2020-1100
openSUSE Leap 15.1	singularity >= 3.6.0-lp151.2.6.1 singularity-debuginfo >= 3.6.0-lp151.2.6.1	Patchnames: openSUSE-2020-1037
openSUSE Leap 15.2	singularity >= 3.6.0-lp152.2.3.1 singularity-debuginfo >= 3.6.0-lp152.2.3.1	Patchnames: openSUSE-2020-1011