CVE - CVE-2018-5389

CVE-ID
CVE-2018-5389	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The Internet Key Exchange v1 main mode is vulnerable to offline dictionary or brute force attacks. Reusing a key pair across different versions and modes of IKE could lead to cross-protocol authentication bypasses. It is well known, that the aggressive mode of IKEv1 PSK is vulnerable to offline dictionary or brute force attacks. For the main mode, however, only an online attack against PSK authentication was thought to be feasible. This vulnerability could allow an attacker to recover a weak Pre-Shared Key or enable the impersonation of a victim host or network.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CERT-VN:VU#857035 URL:https://www.kb.cert.org/vuls/id/857035 MISC:https://blogs.cisco.com/security/great-cipher-but-where-did-you-get-that-key MISC:https://web-in-security.blogspot.com/2018/08/practical-dictionary-attack-on-ipsec-ike.html MISC:https://www.usenix.org/system/files/conference/usenixsecurity18/sec18-felsch.pdf
Assigning CNA
CERT/CC
Date Entry Created
20180112	Disclaimer: The entry creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20180112)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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