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CVE-2022-23242— TeamViewer Linux - Deletion command not properly executed after process crash

Quick assessment

Affected
TeamViewer TeamViewer for Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Teamviewer是德国Teamviewer公司的一套用于远程控制、桌面共享和文件传输的软件。 TeamViewer 存在安全漏洞，该漏洞源于攻击者可以通过 Process Crash Undeleted Connection Password 绕过 TeamViewer for Linux 的限制，以获得用户权限。

CVSS 6.3 · Medium EPSS 0.21% · P10
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I. Basic Information for CVE-2022-23242

Vulnerability Information
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Vulnerability Title
TeamViewer Linux - Deletion command not properly executed after process crash
Source: CVE Program / CVE List V5
Vulnerability Description
TeamViewer Linux versions before 15.28 do not properly execute a deletion command for the connection password in case of a process crash. Knowledge of the crash event and the TeamViewer ID as well as either possession of the pre-crash connection password or local authenticated access to the machine would have allowed to establish a remote connection by reusing the not properly deleted connection password.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
TeamViewer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Teamviewer是德国Teamviewer公司的一套用于远程控制、桌面共享和文件传输的软件。 TeamViewer 存在安全漏洞，该漏洞源于攻击者可以通过 Process Crash Undeleted Connection Password 绕过 TeamViewer for Linux 的限制，以获得用户权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
TeamViewer TeamViewer for Linux 15.27 ~ 15.27 -

II. Public POCs for CVE-2022-23242

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III. Intelligence Information for CVE-2022-23242

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Other References for CVE-2022-23242 (1)

IV. Related Vulnerabilities

Same vendor: TeamViewer

V. Comments for CVE-2022-23242

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