CVE-2018-6459
5.3
MEDIUM
CVSS 3.1
EPSS 0.23%
Description
The rsa_pss_params_parse function in libstrongswan/credentials/keys/signature_params.c in strongSwan 5.6.1 allows remote attackers to cause a denial of service via a crafted RSASSA-PSS signature that lacks a mask generation function parameter.
How to fix CVE-2018-6459
To remediate CVE-2018-6459, upgrade the affected package to a fixed version below.
- Debian/strongswan—upgrade to 5.6.2-1 or later
Is CVE-2018-6459 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.6.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |