PT-2021-15445 · Unknown+2 · Prism-Eiffel+4

Yeting Li · Published 2021-02-18 · Updated 2021-03-01 · CVE-2021-23341

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 prismjs versions prior to 1.23.0

Description The issue is related to Regular Expression Denial of Service (ReDoS) via the prism-asciidoc, prism-rest, prism-tap, and prism-eiffel components. This can cause a denial of service.

Recommendations For versions prior to 1.23.0, update to version 1.23.0 or later to resolve the issue. As a temporary workaround, consider disabling the prism-asciidoc, prism-rest, prism-tap, and prism-eiffel components until a patch is available.

Exploit

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2021-23341

GHSA-H4HR-7FG3-H35W

SNYK-JAVA-ORGWEBJARS-1076583

SNYK-JAVA-ORGWEBJARSNPM-1076582

SNYK-JS-PRISMJS-1076581

Affected Products

Prism-Asciidoc

Prism-Eiffel

Prism-Rest

Prism-Tap

Prismjs

References · 18

• 🔥 https://github.com/PrismJS/prism/issues/2583 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1076582 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JS-PRISMJS-1076581 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1076583 · Exploit
• https://github.com/PrismJS/prism/pull/2584 · Patch
• https://github.com/PrismJS/prism/commit/c2f6a64426f44497a675cb32dccb079b3eff1609 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-23341 · Security Note
• https://osv.dev/vulnerability/CVE-2021-23341 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-h4hr-7fg3-h35w · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-23341 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-23341 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-23341 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-23341 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-23341 · Vendor Advisory
• https://t.me/cibsecurity/23804 · Telegram Post