Vulnerability in Cisco Anyconnect Secure Mobility Client
CVE-2021-1496
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconne… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1496?
- CVE-2021-1496 is a high-severity vulnerability in Cisco Anyconnect Secure Mobility Client, classified under Creation of Temporary File With Insecure Permissions. CVSS score: 7.0/10. Published 2021-05-06.
- How severe is CVE-2021-1496?
- High severity. CVSS v3 base score is 7.0 out of 10.