PT-2021-2967 · Cisco · Cisco Anyconnect Secure Mobility Client For Windows

Published 2021-05-05 · Updated 2021-05-07 · CVE-2021-1429

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco AnyConnect Secure Mobility Client for Windows (affected versions not specified)

Description The issue is related to the creation of temporary files with insecure permissions during the uninstallation process of Cisco AnyConnect Secure Mobility Client for Windows. This could allow an attacker to execute arbitrary code with SYSTEM privileges. The attacker must have valid credentials on the Windows system to exploit this issue. The vulnerabilities concern the install, uninstall, and upgrade processes, which could allow an authenticated, local attacker to hijack DLL or executable files used by the application.

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

Uncontrolled Search Path Element

Weakness Enumeration

CWE-378

CWE-427

Related Identifiers

BDU:2021-02554

CVE-2021-1429

Affected Products

Cisco Anyconnect Secure Mobility Client For Windows

References · 6

• https://bdu.fstec.ru/vul/2021-02554 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconnect-code-exec-jR3tWTA6 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1429 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1429 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021050617 · Note
• https://t.me/cvenotify/14129 · Telegram Post