CVE-2021-42550

RCE from attacker with configuration edit priviledges through JNDI lookup

Published Dec 16, 2021 CVSS 3.1 · 6.6 Medium EPSS 4.8% KEV · Not listed
Description
In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.

Remediation

Vendor Solution

upgrade to >=1.2.9 or >=1.3.0-alpha11

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-2454 In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.
Github GHSA Github GHSA GHSA-668q-qrv7-99fm Deserialization of Untrusted Data in logback
Ubuntu USN Ubuntu USN USN-7616-1 logback vulnerabilities
History
Type Values Removed Values Added
Title RCE from attacker with configuration edit priviledges through JNDI lookup RCE from attacker with configuration edit priviledges through JNDI lookup
Type Values Removed Values Added
Metrics epss

{'score': 0.02163}

epss

{'score': 0.03447}

Type Values Removed Values Added
Metrics epss

{'score': 0.01715}

epss

{'score': 0.02163}