PT-2018-8762 · Cisco · Cisco Anyconnect Network Access Manager+1

Published 2018-06-07 · Updated 2019-10-09 · CVE-2018-0334

Positive Technologies (AI Summary)

CVSS v2.0

5.8

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Cisco AnyConnect Network Access Manager and Cisco AnyConnect Secure Mobility Client for iOS, Mac OS X, Android, Windows, and Linux (affected versions not specified)

Description A vulnerability in the certificate management subsystem could allow an unauthenticated, remote attacker to bypass the TLS certificate check when downloading certain configuration files. This is due to improper use of Simple Certificate Enrollment Protocol and improper server certificate validation. An attacker could exploit this by preparing malicious profile and localization files for Cisco AnyConnect to use, potentially allowing them to remotely change the configuration profile, a certificate, or the localization data used by AnyConnect Secure Mobility Client.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2018-0334

Affected Products

Cisco Anyconnect Network Access Manager

Cisco Anyconnect Secure Mobility Client

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2018-0334 · Security Note
• https://osv.dev/vulnerability/CVE-2018-0334 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-AnyConnect-cert-bypass · Vendor Advisory
• http://securityfocus.com/bid/104430 · Note
• http://securitytracker.com/id/1041075 · Note