CVE-2017-20230
10.0
CRITICAL
CVSS 3.1
EPSS 0.04%
Description
Storable versions before 3.05 for Perl has a stack overflow. The retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow.
How to fix CVE-2017-20230
To remediate CVE-2017-20230, upgrade the affected package to a fixed version below.
- Debian/perl—upgrade to 5.28.0-3 or later
Is CVE-2017-20230 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.28.0-3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |