Improper input validation in Cisco Anyconnect Secure Mobility Client

CVE-2020-3556

A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client Software could allow an authenticated, local attacker to cause a targeted AnyConnect user to execute a malicious script. The vulnera…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.003 (48.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-3556?
CVE-2020-3556 is a high-severity vulnerability in Cisco Anyconnect Secure Mobility Client, classified under Improper Input Validation. CVSS score: 7.3/10. Published 2020-11-06.
How severe is CVE-2020-3556?
High severity. CVSS v3 base score is 7.3 out of 10.
Is CVE-2020-3556 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.