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CVE-2015-8125

7.5 · HIGH

Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Htt…

Published Dec 7, 2015sensiolabsEPSS 2.54%

Overview

CVE-2015-8125 is a high-severity vulnerability affecting sensiolabs symfony. It was published on December 7, 2015 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.

Remediation

Check the references section for vendor advisories and patches from sensiolabs. Update symfony to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reflists.fedoraproject.org/pipermail/package-announce/2015-December/173271.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-December/173300.htmlRefwww.debian.org/security/2015/dsa-3402Refwww.securityfocus.com/bid/77692Refsymfony.com/blog/cve-2015-8125-potential-remote-timing-attack-vulnerability-in-security-remember-me-serviceReflists.fedoraproject.org/pipermail/package-announce/2015-December/173271.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-December/173300.htmlRefwww.debian.org/security/2015/dsa-3402Refwww.securityfocus.com/bid/77692Refsymfony.com/blog/cve-2015-8125-potential-remote-timing-attack-vulnerability-in-security-remember-me-service

How CyberStrike helps

Frequently asked questions

What is CVE-2015-8125?

CVE-2015-8125 is a high-severity vulnerability affecting sensiolabs symfony. It was published on December 7, 2015 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2015-8125?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2015-8125?

Check the references section for vendor advisories and patches from sensiolabs. Update symfony to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2015-8125?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-8125 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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