High severity · published Feb 18, 2021
CVE-2021-23341
The package prismjs before 1.23.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the prism-asciidoc, prism-rest, prism-tap and prism-eiffel components
7.5
CVSS
3.2%
EPSS
No
On KEV
Description
The package prismjs before 1.23.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the prism-asciidoc, prism-rest, prism-tap and prism-eiffel components.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
Prism · Prismjs
before 1.23.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23341
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23341
Patch
https://github.com/PrismJS/prism/commit/c2f6a64426f44497a675cb32dccb079b3eff1609
Exploit
https://github.com/PrismJS/prism/issues/2583
Patch
https://github.com/PrismJS/prism/pull/2584
Exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1076583
Exploit
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1076582
Exploit
https://snyk.io/vuln/SNYK-JS-PRISMJS-1076581
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