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CVE-2019-7306— Byobu apport hook uploads user's ~/.screenrc

Quick assessment

Affected
Canonical byobu
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.

Apport是一款用于收集并反馈错误信息（当应用程序崩溃时操作系统认为有用的信息）的工具包。 Byobu Apport hook中存在信息泄露漏洞，该漏洞源于程序会自动上传本地用户的.screenrc文件。攻击者可利用该漏洞获取敏感信息（包括用户名和密码等）。

CVSS 4.3 · Medium EPSS 1.66% · P76

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2019-7306

Vulnerability Information
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Vulnerability Title
Byobu apport hook uploads user's ~/.screenrc
Source: CVE Program / CVE List V5
Vulnerability Description
Byobu Apport hook may disclose sensitive information since it automatically uploads the local user's .screenrc which may contain private hostnames, usernames and passwords. This issue affects: byobu
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Byobu Apport hook 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apport是一款用于收集并反馈错误信息（当应用程序崩溃时操作系统认为有用的信息）的工具包。 Byobu Apport hook中存在信息泄露漏洞，该漏洞源于程序会自动上传本地用户的.screenrc文件。攻击者可利用该漏洞获取敏感信息（包括用户名和密码等）。
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
Canonical byobu unspecified ~ 5.128-0ubuntu1 -

II. Public POCs for CVE-2019-7306

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III. Intelligence Information for CVE-2019-7306

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Vendor Advisories for CVE-2019-7306 (1)

Other References for CVE-2019-7306 (1)

IV. Related Vulnerabilities

Same product: byobu
Same vendor: Canonical

V. Comments for CVE-2019-7306

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