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SnykCVE-2021-23341

HistoryFeb 18, 2021 - 4:15 p.m.

CVE-2021-23341

2021-02-1816:15:14

snyk

web.nvd.nist.gov

cve-2021-23341

vulnerability

regular expression denial of service

redos

prismjs

package

security

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0.007

Percentile

79.6%

JSON

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.

Affected configurations

Nvd

Node

prismjsprismRange<1.23.0node.js

VendorProductVersionCPE
prismjsprism*cpe:2.3:a:prismjs:prism:*:*:*:*:*:node.js:*:*

Vendor	Product	Version	CPE
prismjs	prism	*	cpe:2.3:a:prismjs:prism::::::node.js::*

CNA Affected

[
  {
    "product": "prismjs",
    "vendor": "n/a",
    "versions": [
      {
        "lessThan": "1.23.0",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]