Vulnerability in Strongswan
CVE-2018-6459
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.010 (62.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Strongswan — versions 5.6.1
Weakness classification (CWE)
References
- security.gentoo.org/glsa/201811-16 (vendor-advisory, Third Party Advisory)
- www.strongswan.org/blog/2018/02/19/strongswan-vulnerability-(cve-2018-6459).html
- lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html (vendor-advisory)
Frequently asked questions
- What is CVE-2018-6459?
- CVE-2018-6459 is a medium-severity vulnerability in Strongswan, classified under Improper Verification of Cryptographic Signature. CVSS score: 5.3/10. Published 2018-02-20.
- How severe is CVE-2018-6459?
- Medium severity. CVSS v3 base score is 5.3 out of 10.