CVE-2025-68161
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
Apache Log4j does not verify the TLS hostname in its Socket Appender
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-68161.html
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-68161
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | fixed | 2.17.1-1~deb11u2 |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
| sles | affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.apache.logging.log4j:log4j-core | >=2.0-beta9,<2.25.3 | 2.25.3 |
References
- https://security-tracker.debian.org/tracker/CVE-2025-68161
- https://nvd.nist.gov/vuln/detail/CVE-2025-68161
- https://github.com/apache/logging-log4j2/pull/4002
- https://github.com/apache/logging-log4j2/commit/3b93748497e1adbbd027fda8a5e7268ec5d0d578
- https://github.com/apache/logging-log4j2
- https://lists.apache.org/thread/xr33kyxq3sl67lwb61ggvm1fzc8k7dvx
- https://logging.apache.org/cyclonedx/vdr.xml
- https://logging.apache.org/log4j/2.x/manual/appenders/network.html#SslConfiguration-attr-verifyHostName
- https://logging.apache.org/log4j/2.x/manual/systemproperties.html#log4j2.sslVerifyHostName
- https://logging.apache.org/security.html#CVE-2025-68161
- http://www.openwall.com/lists/oss-security/2025/12/18/1
- https://www.suse.com/security/cve/CVE-2025-68161.html
Verify integrity in audit chain (admin only). AS-IS.