CVE-2020-5274
In Symfony before versions 5.0.5 and 4.4.5, some properties of the Exception were not properly escaped when the `ErrorHandler` rendered it stacktrace.
Does this matter?
Lower severity and a low EPSS score (1.20%). Track it; it rarely justifies an emergency change on its own.
Description
In Symfony before versions 5.0.5 and 4.4.5, some properties of the Exception were not properly escaped when the `ErrorHandler` rendered it stacktrace. In addition, the stacktrace were displayed even in a non-debug configuration. The ErrorHandler now escape alls properties of the exception, and the stacktrace is only display in debug configuration. This issue is patched in symfony/http-foundation versions 4.4.5 and 5.0.5
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
- EPSS
- 1.20% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-209
- Affected
- sensiolabs/symfony
- Source
- security-advisories@github.com
References
- https://github.com/symfony/symfony/commit/629d21b800a15dc649fb0ae9ed7cd9211e7e45dbPatch, Third Party Advisory
- https://github.com/symfony/symfony/commit/cf80224589ac05402d4f72f5ddf80900ec94d5adPatch, Third Party Advisory
- https://github.com/symfony/symfony/security/advisories/GHSA-m884-279h-32v2Third Party Advisory
- https://github.com/symfony/symfony/commit/629d21b800a15dc649fb0ae9ed7cd9211e7e45dbPatch, Third Party Advisory
- https://github.com/symfony/symfony/commit/cf80224589ac05402d4f72f5ddf80900ec94d5adPatch, Third Party Advisory
- https://github.com/symfony/symfony/security/advisories/GHSA-m884-279h-32v2Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.