Vulnerabilities / CVE-2019-17571

critical

CVE-2019-17571

log4j: deserialization of untrusted data in SocketServer

Published Modified CWE 502
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA. Rated lower by Red Hat (high), Oracle (high), Amazon (medium), Ubuntu (medium).

Description

Included in Log4j 1.2 is a SocketServer class that is vulnerable to deserialization of untrusted data which can be exploited to remotely execute arbitrary code when combined with a deserialization gadget when listening to untrusted network traffic for log data. This affects Log4j versions up to 1.2 up to 1.2.17.

Affected packages and fixed versions

SourcePackageFixed in
maven::GitHub Security Advisory Mavenlog4j:log4j, org.zenframework.z8.dependencies.commons:log4j-1.2.17no fix listed
amazon linux 1log4j, log4j-javadoc, log4j-manual1.2.17-16.12.amzn1
amazon linux 2log4j, log4j-javadoc, log4j-manual1.2.17-17.amzn2
chainguarddruid35.0.1-r1
debian 10apache-log4j1.21.2.17-8+deb10u1
debian 11apache-log4j1.21.2.17-9
debian 12apache-log4j1.21.2.17-9
debian 13apache-log4j1.21.2.17-9
debian 14apache-log4j1.21.2.17-9
debian 8apache-log4j1.21.2.17-5+deb8u1
debian 9apache-log4j1.21.2.17-7+deb9u1
echoapache-log4j1.21.2.17-9
Show all 24 entries from 17 sources
SourcePackageFixed in
maven::GitHub Security Advisory Mavenlog4j:log4jno fix listed
maven::GitHub Security Advisory Mavenorg.zenframework.z8.dependencies.commons:log4j-1.2.17no fix listed
amazon linux 1log4j1.2.17-16.12.amzn1
amazon linux 1log4j-javadoc1.2.17-16.12.amzn1
amazon linux 1log4j-manual1.2.17-16.12.amzn1
amazon linux 2log4j1.2.17-17.amzn2
amazon linux 2log4j-javadoc1.2.17-17.amzn2
amazon linux 2log4j-manual1.2.17-17.amzn2
chainguarddruid35.0.1-r1
debian 10apache-log4j1.21.2.17-8+deb10u1
debian 11apache-log4j1.21.2.17-9
debian 12apache-log4j1.21.2.17-9
debian 13apache-log4j1.21.2.17-9
debian 14apache-log4j1.21.2.17-9
debian 8apache-log4j1.21.2.17-5+deb8u1
debian 9apache-log4j1.21.2.17-7+deb9u1
echoapache-log4j1.21.2.17-9
Oracle Linux 7log4j1.2.17-16.el7_4
Oracle Linux 7log4j-javadoc1.2.17-16.el7_4
Oracle Linux 7log4j-manual1.2.17-16.el7_4
ubuntu 16.04-ESMapache-log4j1.21.2.17-7ubuntu1+esm1
ubuntu 18.04apache-log4j1.21.2.17-8+deb10u1build0.18.04.1
ubuntu 18.04-ESMapache-log4j1.21.2.17-8+deb10u1build0.18.04.1
wolfidruid35.0.1-r1

References

All 122 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.