Medium severity · published Feb 19, 2020
CVE-2020-3153
Cisco AnyConnect Secure Mobility Client for Windows Uncontrolled Search Path Vulnerability
RansomwareIn wildKEV
6.5
CVSS
28.3%
EPSS
Yes
On KEV
Description
A 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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)28.3% · higher than 98% of CVEs
Exploited in the wildYes
CISA KEVListed Oct 24, 2022
Federal remediation dueNov 14, 2022
Ransomware campaign useKnown
Affected products
Which versions
CA
Cisco AnyConnect Secure Mobility Client · Cisco
before n/a · source: vendor
AS
Anyconnect Secure Mobility Client · Cisco
before 4.8.02042 · source: NVD
AS
AnyConnect Secure · Cisco
All versions, or not specified · source: KEV
Affected product
CA
Cisco AnyConnect Secure Mobility Client
Cisco
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-3153
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-3153
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
vendor-advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ac-win-path-traverse-qO4HWBsj
mailing-list
http://seclists.org/fulldisclosure/2020/Apr/43
x_refsource_MISC
http://packetstormsecurity.com/files/157340/Cisco-AnyConnect-Secure-Mobility-Client-4.8.01090-Privilege-Escalation.html
x_refsource_MISC
http://packetstormsecurity.com/files/158219/Cisco-AnyConnect-Path-Traversal-Privilege-Escalation.html
x_refsource_MISC
http://packetstormsecurity.com/files/159420/Cisco-AnyConnect-Privilege-Escalation.html
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