CVE-2017-9022
strongswan - security update
7.5
HIGH
CVSS 3.1
EPSS 0.51%
Description
The gmp plugin in strongSwan before 5.5.3 does not properly validate RSA public keys before calling mpz_powm_sec, which allows remote peers to cause a denial of service (floating point exception and process crash) via a crafted certificate.
How to fix CVE-2017-9022
To remediate CVE-2017-9022, upgrade the affected package to a fixed version below.
- Alpine/strongswan—upgrade to 5.5.3-r0 or later
- —upgrade to 5.5.1-4 or later
- —upgrade to 4.5.2-1.5+deb7u9 or later
- —upgrade to 5.2.1-6+deb8u3 or later
Is CVE-2017-9022 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 5.5.3-r0
- from 0, < 5.5.1-4
- from 0, < 4.5.2-1.5+deb7u9
- from 0, < 5.2.1-6+deb8u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |