CVE-2020-3153

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Summary

CVECVE-2020-3153
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-02-19 20:15:00 UTC
Updated2022-01-01 19:39:00 UTC
DescriptionA vulnerability in the installer component of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated local attacker to copy user-supplied files to system level directories with system level privileges. The vulnerability is due to the incorrect handling of directory paths. An attacker could exploit this vulnerability by creating a malicious file and copying the file to a system directory. An exploit could allow the attacker to copy malicious files to arbitrary locations with system level privileges. This could include DLL pre-loading, DLL hijacking, and other related attacks. To exploit this vulnerability, the attacker needs valid credentials on the Windows system.

Risk And Classification

EPSS: 0.283070000 probability, percentile 0.979190000 (date 2026-07-22)

CISA KEV: Listed on 2022-10-24; due 2022-11-14; ransomware use Known

Problem Types: CWE-427

CISA Known Exploited Vulnerability

VendorCisco
ProductAnyConnect Secure
NameCisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ac-win-path-traverse-qO4HWBsj; https://nvd.nist.gov/vuln/detail/CVE-2020-3153

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Anyconnect Secure Mobility Client All All All All
Application Cisco Anyconnect Secure Mobility Client All All All All

References

ReferenceSourceLinkTags
Cisco AnyConnect Secure Mobility Client 4.8.01090 Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com
Cisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability CISCO tools.cisco.com Vendor Advisory
Cisco AnyConnect Path Traversal / Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com
Cisco AnyConnect Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com
Full Disclosure: Cisco AnyConnect elevation of privileges due to insecure handling of path names FULLDISC seclists.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

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