Security readout for executives and security teams
This flaw affected older Symfony 2 applications using HttpCache. A malicious response containing a PHP-marked script element could lead the framework to execute PHP code. For an exposed application, that can become server compromise, but the provided sources do not confirm active exploitation. Exposure is most likely in legacy Symfony 2 applications that use HttpCache and process attacker-influenced ESI or response content. Unsupported Symfony 2.4.x deployments need particular attention because the bundle lists that branch as affected without naming a fixed 2.4 release. Treat as high priority for any remaining Symfony 2 estate. The issue is old, but the impact is severe if vulnerable legacy systems remain online. Confirm exposure quickly and fund upgrade or retirement work where fixed versions are not already deployed. Mitigation focus: Upgrade Symfony 2.3 deployments to at least 2.3.27.; Upgrade Symfony 2.5 deployments to at least 2.5.11.; Upgrade Symfony 2.6 deployments to at least 2.6.6..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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CVE-2015-2308 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://symfony.com/blog/cve-2015-2308-esi-code-injectionCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
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