CVE-2020-5274CWE-209

Exceptions displayed in non-debug configurations in Symfony

Medium · published March 30, 2020

CVSS v3.1
4.6
EPSS
1%
Percentile
67.9
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
4.6 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01197 · 67.9th percentile
Weakness
CWE-209 · Generation of Error Message Containing Sensitive Information
Published
2020-03-30T19:40Z
EPSS history
Timeline
  • 30 MAR 19:40Z
    Exceptions displayed in non-debug configurations in Symfony
    cvelistv5