CVE-2018-8753

Published: Aug 15, 2018Modified: Jun 17, 2026

5.9

Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 2.2 / Impact: 3.6

Source: NVD

Description

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.

Affected (3)

Products: Clavister: Cos Core

Clavister

1 product

Cos Core

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Clavister Cos Core	Before 11.00.11
Clavister Cos Core	From 11.20.00 to 11.20.06
Clavister Cos Core	From 12.00.00 to 12.00.09

References (4)

https://web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-ike.html

Source: cve@mitre.org

Third Party Advisory

https://www.clavister.com/advisories/security/clav-sa-0157-bleichenbacher-oracle-vulnerability-in-ikev1

Source: cve@mitre.org

Vendor Advisory

https://web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-ike.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.clavister.com/advisories/security/clav-sa-0157-bleichenbacher-oracle-vulnerability-in-ikev1

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.