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CVE-2020-27133— Cisco Jabber Desktop and Mobile Client Software Vulnerabilities

Quick assessment

Affected
Cisco Cisco Jabber
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.

Cisco Jabber是美国思科（Cisco）公司的一套统一通信客户端解决方案。该方案提供了在线状态显示、即时消息、语音等功能。 Cisco Jabber 中存在授权问题漏洞，该漏洞源于软件允许未通过身份验证的用户执行命令以及应用程序协议处理程序的输入处理不当造成的，攻击者可通过利用用户点击邮件的未知链接来使Jabber客户端软件的用户帐户的特权在目标系统上执行任意命令。

CVSS 9.9 · Critical EPSS 1.14% · P65
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I. Basic Information for CVE-2020-27133

Vulnerability Information
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Vulnerability Title
Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in Cisco Jabber for Windows, Jabber for MacOS, and Jabber for mobile platforms could allow an attacker to execute arbitrary programs on the underlying operating system (OS) with elevated privileges or gain access to sensitive information. For more information about these vulnerabilities, see the Details section of this advisory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过发送数据的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Jabber 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Jabber是美国思科（Cisco）公司的一套统一通信客户端解决方案。该方案提供了在线状态显示、即时消息、语音等功能。 Cisco Jabber 中存在授权问题漏洞，该漏洞源于软件允许未通过身份验证的用户执行命令以及应用程序协议处理程序的输入处理不当造成的，攻击者可通过利用用户点击邮件的未知链接来使Jabber客户端软件的用户帐户的特权在目标系统上执行任意命令。
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
Cisco Cisco Jabber n/a -

II. Public POCs for CVE-2020-27133

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III. Intelligence Information for CVE-2020-27133

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Vendor Advisories for CVE-2020-27133 (1)

Same Patch Batch · Cisco · 2020-12-11 · 4 CVEs total

CVE-2020-27127 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2020-27132 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2020-27134 9.9 CRITICAL Cisco Jabber Desktop and Mobile Client Software Vulnerabilities

IV. Related Vulnerabilities

Same product: Cisco Jabber
Same vendor: Cisco
Same weakness: CWE-201

V. Comments for CVE-2020-27133

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