What is CVE-2017-11554?

CVE-2017-11554 is a high-severity vulnerability in Libsass, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2017-07-23.

How severe is CVE-2017-11554?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Libsass

CVE-2017-11554

There is a stack consumption vulnerability in the lex function in parser.hpp (as used in sassc) in LibSass 3.4.5. A crafted input will lead to a remote denial of service.

EPSS: 0.019 (77.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Libsass — versions 3.4.5
N/a — versions n/a

Weakness classification (CWE)

CWE-674 — Uncontrolled Recursion

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2017-11554?: CVE-2017-11554 is a high-severity vulnerability in Libsass, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2017-07-23.
How severe is CVE-2017-11554?: High severity. CVSS v3 base score is 7.5 out of 10.