Buffer overflow in Sass-Lang Libsass

CVE-2022-43358

Stack overflow vulnerability in ast_selectors.cpp: in function Sass::ComplexSelector::has_placeholder in libsass:3.6.5-8-g210218, which can be exploited by attackers to cause a denial of service (DoS).

Vulnerability class: Buffer Overflow

EPSS: 0.013 (66.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-43358?
CVE-2022-43358 is a high-severity vulnerability in Sass-Lang Libsass, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-08-22.
How severe is CVE-2022-43358?
High severity. CVSS v3 base score is 7.5 out of 10.