Vulnerability Report

CVE-2020-13845

Title: Sylabs Singularity

Other

Proof Of Concept

No public PoC currently indexed for CVE-2020-13845.

CWE Category CWE-347

Published Date Jul 14, 2020

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.1

Exploit Probability (EPSS)

0.52%

Vulnerability Summary

CVE-2020-13845: 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.

Impacted Vendors

sylabs 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00046.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00059.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00053.html https://github.com/hpcng/singularity/security/advisories/GHSA-pmfr-63c2-jr5c https://medium.com/sylabs http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00046.html http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00059.html http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00053.html https://github.com/hpcng/singularity/security/advisories/GHSA-pmfr-63c2-jr5c https://medium.com/sylabs

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-13845 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 17, 2026 MODIFIED

Vulnerability data updated via NVD.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

July 14, 2020 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.