CVE-2016-4000
jython - security update
9.8
CRITICAL
CVSS 3.1
EPSS 12.5%
Description
Jython before 2.7.1rc1 allows attackers to execute arbitrary code via a crafted serialized PyFunction object.
How to fix CVE-2016-4000
To remediate CVE-2016-4000, upgrade the affected package to a fixed version below.
- Debian/jython—upgrade to 2.5.3-17 or later
- Debian/jython—upgrade to 2.5.2-1+deb7u1 or later
- —upgrade to 2.5.3-3+deb8u1 or later
- —upgrade to 2.7.1-rc1 or later
- —upgrade to 2.7.1 or later
Is CVE-2016-4000 being exploited?
Moderate — EPSS is 12.5%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (5)
- from 0, < 2.5.3-17
- from 0, < 2.5.2-1+deb7u1
- from 0, < 2.5.3-3+deb8u1
- from 0, < 2.7.1-rc1
- from 0, < 2.7.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |