CVE-2020-10543
8.2
HIGH
CVSS 3.1
EPSS 4.3%
Description
Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow.
How to fix CVE-2020-10543
To remediate CVE-2020-10543, upgrade the affected package to a fixed version below.
- Alpine/perl—upgrade to 5.28.3-r0 or later
- Debian/perl—upgrade to 5.30.3-1 or later
Is CVE-2020-10543 being exploited?
Low — EPSS is 4.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 5.28.3-r0
- from 0, < 5.30.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H |