Vulnerability Details : CVE-2018-0334
A vulnerability in the certificate management subsystem of Cisco AnyConnect Network Access Manager and of Cisco AnyConnect Secure Mobility Client for iOS, Mac OS X, Android, Windows, and Linux could allow an unauthenticated, remote attacker to bypass the TLS certificate check when downloading certain configuration files. The vulnerability is due to improper use of Simple Certificate Enrollment Protocol and improper server certificate validation. An attacker could exploit this vulnerability by preparing malicious profile and localization files for Cisco AnyConnect to use. A successful exploit could allow the attacker to remotely change the configuration profile, a certificate, or the localization data used by AnyConnect Secure Mobility Client. Cisco Bug IDs: CSCvh23141.
Products affected by CVE-2018-0334
- cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.6\(100\):*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-0334
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 26 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-0334
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
4.8
|
MEDIUM | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N |
2.2
|
2.5
|
NIST |
CWE ids for CVE-2018-0334
-
The product does not validate, or incorrectly validates, a certificate.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2018-0334
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-AnyConnect-cert-bypass
Cisco AnyConnect Secure Mobility Client Certificate Bypass VulnerabilityVendor Advisory
-
http://www.securitytracker.com/id/1041075
Cisco AnyConnect Secure Mobility Client Lets Remote Users Bypass Security Restrictions on the Target System - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/104430
Cisco AnyConnect Secure Mobility Client Certificate Validation Security Bypass VulnerabilityThird Party Advisory;VDB Entry
Jump to