XXE Vulnerability in Apache log4net Affecting Multiple Versions
CVE-2018-1285

9.8CRITICAL

Key Information:

Vendor

Apache
Status
Apache Log4net
Vendor
CVE Published:
11 May 2020

Badges

👾 Exploit Exists🟣 EPSS 49%

What is CVE-2018-1285?

The vulnerability in Apache log4net allows attackers to execute XXE-based attacks due to insufficient handling of XML external entities when parsing log4net configuration files. This log4net version flaw can lead to exposure of sensitive data or service disruption, making applications that utilize attacker-controlled log4net configuration files susceptible to exploitation.

Affected Version(s)

Apache log4net Apache log4net up to 2.0.8

References

https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

EPSS Score

49% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.