GitHub Advisoryadvisory · NuGet

GHSA-2cwj-8chv-9pp9 XML External Entity attack in log4net

CRITICAL Published 2021-01-29 Modified 2021-08-25 Official page ↗
Aliases
CVE-2018-1285
Ecosystem
NuGet
Packages
log4net
Severity
Critical
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-611
Reviewed
2021-01-29

Affected packages

• NuGet log4net: < 2.0.10 → fixed in 2.0.10

Description

Apache log4net before 2.0.10 does not disable XML external entities when parsing log4net configuration files. This could allow for XXE-based attacks in applications that accept arbitrary configuration files from users.

Related

Alias · CVE (1)

  • CVE-2018-1285 Apache log4net versions before 2.0.10 do not disable XML external entities when parsing log4net configuration files. vulnerability

Weakness · CWE (1)

  • CWE-611 Improper Restriction of XML External Entity Reference weakness

References