github - ghsa-hqhp-5p83-hx96

GHSA-HQHP-5P83-HX96

Vulnerability from github – Published: 2021-09-20 20:44 – Updated: 2022-08-10 23:38

Summary

prismjs Regular Expression Denial of Service vulnerability

Details

Prism is a syntax highlighting library. The prismjs package is vulnerable to ReDoS (regular expression denial of service). An attacker that is able to provide a crafted HTML comment as input may cause an application to consume an excessive amount of CPU.

Severity ?

6.5 (Medium)


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

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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "prismjs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.25.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-3801"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-09-16T18:29:46Z",
    "nvd_published_at": "2021-09-15T13:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Prism is a syntax highlighting library. The prismjs package is vulnerable to ReDoS (regular expression denial of service). An attacker that is able to provide a crafted HTML comment as input may cause an application to consume an excessive amount of CPU.",
  "id": "GHSA-hqhp-5p83-hx96",
  "modified": "2022-08-10T23:38:25Z",
  "published": "2021-09-20T20:44:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3801"
    },
    {
      "type": "WEB",
      "url": "https://github.com/prismjs/prism/commit/0ff371bb4775a131634f47d0fe85794c547232f9"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/prismjs/prism"
    },
    {
      "type": "WEB",
      "url": "https://huntr.dev/bounties/8c16ab31-6eb6-46d1-b9a4-387222fe1b8a"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "prismjs Regular Expression Denial of Service vulnerability"
}

CVE-2021-3801 (GCVE-0-2021-3801)

Vulnerability from cvelistv5 – Published: 2021-09-15 12:40 – Updated: 2024-08-03 17:09

Summary

prism is vulnerable to Inefficient Regular Expression Complexity

Severity ?

7.5 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-1333 - Inefficient Regular Expression Complexity

Assigner

@huntrdev

References

URL

Tags

	https://huntr.dev/bounties/8c16ab31-6eb6-46d1-b9a…	x_refsource_CONFIRM
	https://github.com/prismjs/prism/commit/0ff371bb4…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	prismjs	prismjs/prism	Affected: unspecified , ≤ 1.24.1 (custom)

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              "x_transferred"
            ],
            "url": "https://huntr.dev/bounties/8c16ab31-6eb6-46d1-b9a4-387222fe1b8a"
          },
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            ],
            "url": "https://github.com/prismjs/prism/commit/0ff371bb4775a131634f47d0fe85794c547232f9"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "prismjs/prism",
          "vendor": "prismjs",
          "versions": [
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-HQHP-5P83-HX96

CVE-2021-3801 (GCVE-0-2021-3801)

Tags

Sightings

Nomenclature