cvedb.io
CVE-2021-34788
HIGH · CVSS 7
EPSS exploitation probability: 0%
Published 2021-10-06T20:15:19.173 · Last modified 2026-06-17T03:56:34.370

Summary

A vulnerability in the shared library loading mechanism of Cisco AnyConnect Secure Mobility Client for Linux and Mac OS could allow an authenticated, local attacker to perform a shared library hijacking attack on an affected device if the VPN Posture (HostScan) Module is installed on the AnyConnect client. This vulnerability is due to a race condition in the signature verification process for shared library files that are loaded on an affected device. An attacker could exploit this vulnerability by sending a series of crafted interprocess communication (IPC) messages to the AnyConnect process. A successful exploit could allow the attacker to execute arbitrary code on the affected device with root privileges. To exploit this vulnerability, the attacker must have a valid account on the syste

Affected products

cisco — anyconnect_secure_mobility_client

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.