CVE-2022-43357 — HIGH (7.5)

Vulnerability Description

Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSelector::has_real_parent_ref in libsass:3.6.5-8-g210218, which can be exploited by attackers to causea denial of service (DoS). Also affects the command line driver for libsass, sassc 3.6.2.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Sass-Lang	Libsass	3.6.5-8-g210218
Sass-Lang	Sassc	3.6.2

Related Weaknesses (CWE)

CWE-787

References

https://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/ExploitPermissions RequiredThird Party Advisory
https://github.com/sass/libsassProduct
https://github.com/sass/libsass/issues/3177ExploitIssue TrackingVendor Advisory
https://drive.google.com/file/d/1aC5q3czen0atI91fuBIoCBFkS30_OSWX/ExploitPermissions RequiredThird Party Advisory
https://github.com/sass/libsassProduct
https://github.com/sass/libsass/issues/3177ExploitIssue TrackingVendor Advisory

FAQ

What is CVE-2022-43357?

CVE-2022-43357 is a vulnerability with a CVSS score of 7.5 (HIGH). Stack overflow vulnerability in ast_selectors.cpp in function Sass::CompoundSelector::has_real_parent_ref in libsass:3.6.5-8-g210218, which can be exploited by attackers to causea denial of service (D...

How severe is CVE-2022-43357?

CVE-2022-43357 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-43357?

Check the references section above for vendor advisories and patch information. Affected products include: Sass-Lang Libsass, Sass-Lang Sassc.