CVE-2015-4050
N/A
Published: June 2, 2015 at 02:00 PM UTC
Updated: June 17, 2026 at 12:26 AM UTC
1 product affected across 1 vendorSymfony
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Severity
N/A
Exploit prediction
EPSS 8%
Description
FragmentListener in the HttpKernel component in 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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159513.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159603.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159610.html
- http://symfony.com/blog/cve-2015-4050-esi-unauthorized-access
- http://www.debian.org/security/2015/dsa-3276
References (6)
Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159513.htmlVendor Advisoryx_refsource_FEDORA
Source: [email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159603.htmlVendor Advisoryx_refsource_FEDORA
Source: [email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159610.htmlx_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://symfony.com/blog/cve-2015-4050-esi-unauthorized-accessVendor Advisoryx_refsource_DEBIAN
Source: [email protected]
http://www.debian.org/security/2015/dsa-3276Quick Info
StatusMODIFIED
CWE
CWE-284
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