CVE-2019-17571
apache-log4j1.2 - security update
9.8
CRITICAL
CVSS 3.1
EPSS 28.5%
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.
How to fix CVE-2019-17571
To remediate CVE-2019-17571, upgrade the affected package to a fixed version below.
- —upgrade to 1.2.17-9 or later
- —upgrade to 1.2.17-5+deb8u1 or later
- —upgrade to 1.2.17-7+deb9u1 or later
- —no fix listed
- —no fix listed
Is CVE-2019-17571 being exploited?
Moderate — EPSS is 28.5%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (5)
- from 0, < 1.2.17-9
- from 0, < 1.2.17-5+deb8u1
- from 0, < 1.2.17-7+deb9u1
- >= 1.2, <= 1.2.17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |