PT-2022-17493 · Unknown · Scss-Tokenizer

Paul Bastide · Published 2022-07-01 · Updated 2023-08-08 · CVE-2022-25758

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions scss-tokenizer versions prior to 0.4.3

Description The issue is related to a Regular Expression Denial of Service (ReDoS) in the scss-tokenizer package. This occurs via the loadAnnotation() function due to the usage of insecure regex.

Recommendations For versions prior to 0.4.3, update to version 0.4.3 or later to resolve the issue. As a temporary workaround, consider disabling the loadAnnotation() function until a patch is available.

Exploit

Fix

DoS

Weakness Enumeration

CWE-1333

Related Identifiers

CVE-2022-25758

GHSA-7MWH-4PQV-WMR8

SNYK-JAVA-ORGWEBJARSNPM-2936782

SNYK-JS-SCSSTOKENIZER-2339884

Affected Products

Scss-Tokenizer

References · 14

• 🔥 https://github.com/sasstools/scss-tokenizer/issues/45 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2936782 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JS-SCSSTOKENIZER-2339884 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-25758 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-25758 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-7mwh-4pqv-wmr8 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-25758 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-25758 · Security Note
• https://ubuntu.com/security/CVE-2022-25758 · Vendor Advisory
• https://github.com/sasstools/scss-tokenizer · Note
• https://github.com/sasstools/scss-tokenizer/pull/49 · Note
• https://github.com/sasstools/scss-tokenizer/commit/a53b6f233e648cc01acbdd89c58786cf8ba56e35 · Note
• https://t.me/cibsecurity/45532 · Telegram Post
• https://t.me/cvenotify/32959 · Telegram Post