Cisco AnyConnect Secure Mobility Client on macOS Uninstaller link following

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Cisco AnyConnect Secure Mobility Client on macOS and classified as critical. This impacts an unknown function of the component Uninstaller. The manipulation leads to link following. This vulnerability is listed as CVE-2020-3432. The attack must be carried out locally. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Cisco AnyConnect Secure Mobility Client on macOS (the affected version unknown) and classified as critical. This issue affects an unknown part of the component Uninstaller. The manipulation with an unknown input leads to a link following vulnerability. Using CWE to declare the problem leads to CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. Impacted is integrity, and availability. The summary by CVE is:

A vulnerability in the uninstaller component of Cisco AnyConnect Secure Mobility Client for Mac OS could allow an authenticated, local attacker to corrupt the content of any file in the filesystem. The vulnerability is due to the incorrect handling of directory paths. An attacker could exploit this vulnerability by creating a symbolic link (symlink) to a target file on a specific path. A successful exploit could allow the attacker to corrupt the contents of the file. If the file is a critical systems file, the exploit could lead to a denial of service condition. To exploit this vulnerability, the attacker would need to have valid credentials on the system.

It is possible to read the advisory at sec.cloudapps.cisco.com. The identification of this vulnerability is CVE-2020-3432 since 12/12/2019. The exploitation is known to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.6
CNA Vector (cisco): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/12/2019 🔍
02/12/2025 +1889 days 🔍
02/12/2025 +0 days 🔍
02/25/2025 +13 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-anyconnect-mac-dos-36s2y3Lv
Status: Confirmed

CVE: CVE-2020-3432 (🔍)
GCVE (CVE): GCVE-0-2020-3432
GCVE (VulDB): GCVE-100-295403

Entryinfo

Created: 02/12/2025 08:07
Updated: 02/25/2025 02:06
Changes: 02/12/2025 08:07 (65), 02/25/2025 02:06 (1)
Complete: 🔍
Cache ID: 216::103

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