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CVE-2021-3709— Apport file permission bypass through emacs byte compilation errors

CVSS 6.5 · Medium EPSS 0.07% · P22
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I. Basic Information for CVE-2021-3709

Vulnerability Information
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Vulnerability Title
Apport file permission bypass through emacs byte compilation errors
Source: NVD (National Vulnerability Database)
Vulnerability Description
Function check_attachment_for_errors() in file data/general-hooks/ubuntu.py could be tricked into exposing private data via a constructed crash file. This issue affects: apport 2.14.1 versions prior to 2.14.1-0ubuntu3.29+esm8; 2.20.1 versions prior to 2.20.1-0ubuntu2.30+esm2; 2.20.9 versions prior to 2.20.9-0ubuntu7.26; 2.20.11 versions prior to 2.20.11-0ubuntu27.20; 2.20.11 versions prior to 2.20.11-0ubuntu65.3;
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
文件和路径信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apport 路径遍历漏洞
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。 Apport 存在安全漏洞，该漏洞源于本地攻击者可利用该漏洞可以利用此问题获得对任意文件(可能包含敏感信息)的读访问权。
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

VendorProductAffected VersionsCPESubscribe
Canonicalapport 2.14.1 ~ 2.14.1-0ubuntu3.29+esm8 -

II. Public POCs for CVE-2021-3709

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III. Intelligence Information for CVE-2021-3709

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Same Patch Batch · Canonical · 2021-10-01 · 4 CVEs total

CVE-2021-37478.8 HIGHMacOS version of Multipass incorrect owner for application directory
CVE-2021-36268.8 HIGHWindows version of Multipass unauthenticated localhost tcp control socket can perform moun
CVE-2021-37106.5 MEDIUMApport info disclosure via path traversal bug in read_file

IV. Related Vulnerabilities

Same product: apport
Same vendor: Canonical
Same weakness: CWE-538

V. Comments for CVE-2021-3709

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