Vulnerability in Clavister Cos Core
CVE-2018-8753
The IKEv1 implementation in Clavister cOS Core before 11.00.11, 11.20.xx before 11.20.06, and 12.00.xx before 12.00.09 allows remote attackers to decrypt RSA-encrypted nonces by leveraging a Bleichenbacher attack.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.016 (75.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
References
- web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-… (Third Party Advisory)
- www.clavister.com/advisories/security/clav-sa-0157-bleichenbacher-oracle-vulner… (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-8753?
- CVE-2018-8753 is a medium-severity vulnerability in Clavister Cos Core. CVSS score: 5.9/10. Published 2018-08-15.
- How severe is CVE-2018-8753?
- Medium severity. CVSS v3 base score is 5.9 out of 10.