CVE-2021-1429: high-severity vulnerability in Cisco AnyConnect Secure Mobility Client
Cisco AnyConnect Secure Mobility Client for Windows DLL and Executable Hijacking Vulnerabilities
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7epss 0.2%
Multiple vulnerabilities in the install, uninstall, and upgrade processes of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to hijack DLL or executable files that are used by the application. A successful exploit could allow the attacker to execute arbitrary code on an affected device with SYSTEM privileges. To exploit these vulnerabilities, the attacker must have valid credentials on the Windows system. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Cisco · Cisco AnyConnect Secure Mobility ClientRelated CVEs — Cisco AnyConnect Secure Mobility Client
In the same product, most dangerous first.
CVE-2020-3153MEDIUMCisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path VulnerabilityEPSS 28.5%KEVCVE-2020-3433HIGHCisco AnyConnect Secure Mobility Client for Windows DLL Hijacking VulnerabilityEPSS 10.0%KEVCVE-2019-1853MEDIUMCisco AnyConnect Secure Mobility Client for Linux Out-of-Bounds Memory Read VulnerabilityEPSS 1.6%CVE-2021-1366HIGHCisco AnyConnect Secure Mobility Client for Windows with VPN Posture (HostScan) Module DLL Hijacking VulnerabilityEPSS 1.3%CVE-2021-1496HIGHCisco AnyConnect Secure Mobility Client for Windows DLL and Executable Hijacking VulnerabilitiesEPSS 0.5%CVE-2020-3434MEDIUMCisco AnyConnect Secure Mobility Client for Windows Denial of Service VulnerabilityEPSS 0.5%