Vulnerability in Sylabs Sif
CVE-2022-39237
syslabs/sif is the Singularity Image Format (SIF) reference implementation. In versions prior to 2.8.1the `github.com/sylabs/sif/v2/pkg/integrity` package did not verify that the hash algorithm(s) used are cryptographically secure when verifying digital signatures. A patch is available in version >= v2.8.1 of the module. Users are encouraged to upgrade. Users unable to upgrade may independently validate that the hash algorithm(s) used for metadata digest(s) and signature hash are cryptographically secure.
EPSS: 0.005 (40.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
Affected products
- Sylabs Sif — versions < 2.8.1
- Sylabs Singularity_image_format
Weakness classification (CWE)
References
- security-advisories@github.com (Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory)
- security-advisories@github.com (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-39237?
- CVE-2022-39237 is a medium-severity vulnerability in Sylabs Sif, classified under Improper Verification of Cryptographic Signature. CVSS score: 6.3/10. Published 2022-10-06.
- How severe is CVE-2022-39237?
- Medium severity. CVSS v3 base score is 6.3 out of 10.