What is CVE-2021-39208?

CVE-2021-39208 is a medium-severity vulnerability in Adamhathcock Sharpcompress, classified under Path Traversal. CVSS score: 4.3/10. Published 2021-09-16.

How severe is CVE-2021-39208?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Path Traversal in Adamhathcock Sharpcompress

CVE-2021-39208

SharpCompress is a fully managed C# library to deal with many compression types and formats. Versions prior to 0.29.0 are vulnerable to partial path traversal. SharpCompress recreates a hierarchy of directories under destinationDirectory i…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.004 (63.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Adamhathcock Sharpcompress — versions < 0.29.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/adamhathcock/sharpcompress/security/advisories/GHSA-jp7f-grcv-6mjf (x_refsource_CONFIRM)
github.com/adamhathcock/sharpcompress/pull/614 (x_refsource_MISC)
github.com/adamhathcock/sharpcompress/releases/tag/0.29.0 (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-39208?: CVE-2021-39208 is a medium-severity vulnerability in Adamhathcock Sharpcompress, classified under Path Traversal. CVSS score: 4.3/10. Published 2021-09-16.
How severe is CVE-2021-39208?: Medium severity. CVSS v3 base score is 4.3 out of 10.