CWE
22 24
Advisory Published
CVE Published
Updated

CVE-2021-3710: Apport info disclosure via path traversal bug in read_file

First published: Tue Sep 14 2021(Updated: )

An information disclosure via path traversal was discovered in apport/hookutils.py function read_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;

Credit: security@ubuntu.com security@ubuntu.com

Affected SoftwareAffected VersionHow to fix
ubuntu/apport<2.20.9-0ubuntu7.26
2.20.9-0ubuntu7.26
ubuntu/apport<2.20.11-0ubuntu27.20
2.20.11-0ubuntu27.20
ubuntu/apport<2.20.11-0ubuntu65.3
2.20.11-0ubuntu65.3
ubuntu/apport<2.20.11-0ubuntu69
2.20.11-0ubuntu69
ubuntu/apport<2.20.11-0ubuntu69
2.20.11-0ubuntu69
ubuntu/apport<2.14.1-0ubuntu3.29+
2.14.1-0ubuntu3.29+
ubuntu/apport<2.20.1-0ubuntu2.30+
2.20.1-0ubuntu2.30+
All of
Ubuntu=14.04
Any of
Ubuntu Apport=2.14.1-0ubuntu1
Ubuntu Apport=2.14.1-0ubuntu2
Ubuntu Apport=2.14.1-0ubuntu3
Ubuntu Apport=2.14.1-0ubuntu3.1
Ubuntu Apport=2.14.1-0ubuntu3.2
Ubuntu Apport=2.14.1-0ubuntu3.3
Ubuntu Apport=2.14.1-0ubuntu3.4
Ubuntu Apport=2.14.1-0ubuntu3.5
Ubuntu Apport=2.14.1-0ubuntu3.6
Ubuntu Apport=2.14.1-0ubuntu3.7
Ubuntu Apport=2.14.1-0ubuntu3.8
Ubuntu Apport=2.14.1-0ubuntu3.9
Ubuntu Apport=2.14.1-0ubuntu3.10
Ubuntu Apport=2.14.1-0ubuntu3.11
Ubuntu Apport=2.14.1-0ubuntu3.12
Ubuntu Apport=2.14.1-0ubuntu3.13
Ubuntu Apport=2.14.1-0ubuntu3.14
Ubuntu Apport=2.14.1-0ubuntu3.15
Ubuntu Apport=2.14.1-0ubuntu3.16
Ubuntu Apport=2.14.1-0ubuntu3.17
Ubuntu Apport=2.14.1-0ubuntu3.18
Ubuntu Apport=2.14.1-0ubuntu3.19
Ubuntu Apport=2.14.1-0ubuntu3.20
Ubuntu Apport=2.14.1-0ubuntu3.21
Ubuntu Apport=2.14.1-0ubuntu3.23
Ubuntu Apport=2.14.1-0ubuntu3.24
Ubuntu Apport=2.14.1-0ubuntu3.25
Ubuntu Apport=2.14.1-0ubuntu3.27
Ubuntu Apport=2.14.1-0ubuntu3.28
Ubuntu Apport=2.14.1-0ubuntu3.29
Ubuntu Apport=2.14.1-0ubuntu3.29\+esm7
All of
Ubuntu=16.04
Any of
Ubuntu Apport=2.20.1-0ubuntu1
Ubuntu Apport=2.20.1-0ubuntu2
Ubuntu Apport=2.20.1-0ubuntu2.1
Ubuntu Apport=2.20.1-0ubuntu2.2
Ubuntu Apport=2.20.1-0ubuntu2.4
Ubuntu Apport=2.20.1-0ubuntu2.5
Ubuntu Apport=2.20.1-0ubuntu2.6
Ubuntu Apport=2.20.1-0ubuntu2.7
Ubuntu Apport=2.20.1-0ubuntu2.8
Ubuntu Apport=2.20.1-0ubuntu2.9
Ubuntu Apport=2.20.1-0ubuntu2.10
Ubuntu Apport=2.20.1-0ubuntu2.12
Ubuntu Apport=2.20.1-0ubuntu2.13
Ubuntu Apport=2.20.1-0ubuntu2.14
Ubuntu Apport=2.20.1-0ubuntu2.15
Ubuntu Apport=2.20.1-0ubuntu2.16
Ubuntu Apport=2.20.1-0ubuntu2.17
Ubuntu Apport=2.20.1-0ubuntu2.18
Ubuntu Apport=2.20.1-0ubuntu2.19
Ubuntu Apport=2.20.1-0ubuntu2.20
Ubuntu Apport=2.20.1-0ubuntu2.21
Ubuntu Apport=2.20.1-0ubuntu2.22
Ubuntu Apport=2.20.1-0ubuntu2.23
Ubuntu Apport=2.20.1-0ubuntu2.25
Ubuntu Apport=2.20.1-0ubuntu2.26
Ubuntu Apport=2.20.1-0ubuntu2.27
Ubuntu Apport=2.20.1-0ubuntu2.28
Ubuntu Apport=2.20.1-0ubuntu2.30
Ubuntu Apport=2.20.1-0ubuntu2.30\+esm1
All of
Ubuntu=18.04
Any of
Ubuntu Apport=2.20.9-0ubuntu1
Ubuntu Apport=2.20.9-0ubuntu2
Ubuntu Apport=2.20.9-0ubuntu3
Ubuntu Apport=2.20.9-0ubuntu4
Ubuntu Apport=2.20.9-0ubuntu5
Ubuntu Apport=2.20.9-0ubuntu6
Ubuntu Apport=2.20.9-0ubuntu7
Ubuntu Apport=2.20.9-0ubuntu7.1
Ubuntu Apport=2.20.9-0ubuntu7.2
Ubuntu Apport=2.20.9-0ubuntu7.3
Ubuntu Apport=2.20.9-0ubuntu7.4
Ubuntu Apport=2.20.9-0ubuntu7.5
Ubuntu Apport=2.20.9-0ubuntu7.6
Ubuntu Apport=2.20.9-0ubuntu7.7
Ubuntu Apport=2.20.9-0ubuntu7.8
Ubuntu Apport=2.20.9-0ubuntu7.9
Ubuntu Apport=2.20.9-0ubuntu7.10
Ubuntu Apport=2.20.9-0ubuntu7.11
Ubuntu Apport=2.20.9-0ubuntu7.12
Ubuntu Apport=2.20.9-0ubuntu7.13
Ubuntu Apport=2.20.9-0ubuntu7.14
Ubuntu Apport=2.20.9-0ubuntu7.15
Ubuntu Apport=2.20.9-0ubuntu7.16
Ubuntu Apport=2.20.9-0ubuntu7.17
Ubuntu Apport=2.20.9-0ubuntu7.18
Ubuntu Apport=2.20.9-0ubuntu7.19
Ubuntu Apport=2.20.9-0ubuntu7.20
Ubuntu Apport=2.20.9-0ubuntu7.21
Ubuntu Apport=2.20.9-0ubuntu7.23
Ubuntu Apport=2.20.9-0ubuntu7.24
All of
Ubuntu=20.04
Any of
Ubuntu Apport=2.20.11-0ubuntu8
Ubuntu Apport=2.20.11-0ubuntu9
Ubuntu Apport=2.20.11-0ubuntu10
Ubuntu Apport=2.20.11-0ubuntu11
Ubuntu Apport=2.20.11-0ubuntu12
Ubuntu Apport=2.20.11-0ubuntu13
Ubuntu Apport=2.20.11-0ubuntu14
Ubuntu Apport=2.20.11-0ubuntu15
Ubuntu Apport=2.20.11-0ubuntu16
Ubuntu Apport=2.20.11-0ubuntu17
Ubuntu Apport=2.20.11-0ubuntu18
Ubuntu Apport=2.20.11-0ubuntu19
Ubuntu Apport=2.20.11-0ubuntu20
Ubuntu Apport=2.20.11-0ubuntu21
Ubuntu Apport=2.20.11-0ubuntu22
Ubuntu Apport=2.20.11-0ubuntu23
Ubuntu Apport=2.20.11-0ubuntu24
Ubuntu Apport=2.20.11-0ubuntu25
Ubuntu Apport=2.20.11-0ubuntu26
Ubuntu Apport=2.20.11-0ubuntu27
Ubuntu Apport=2.20.11-0ubuntu27.2
Ubuntu Apport=2.20.11-0ubuntu27.3
Ubuntu Apport=2.20.11-0ubuntu27.4
Ubuntu Apport=2.20.11-0ubuntu27.5
Ubuntu Apport=2.20.11-0ubuntu27.6
Ubuntu Apport=2.20.11-0ubuntu27.7
Ubuntu Apport=2.20.11-0ubuntu27.8
Ubuntu Apport=2.20.11-0ubuntu27.9
Ubuntu Apport=2.20.11-0ubuntu27.10
Ubuntu Apport=2.20.11-0ubuntu27.11
Ubuntu Apport=2.20.11-0ubuntu27.12
Ubuntu Apport=2.20.11-0ubuntu27.13
Ubuntu Apport=2.20.11-0ubuntu27.14
Ubuntu Apport=2.20.11-0ubuntu27.16
Ubuntu Apport=2.20.11-0ubuntu27.17
Ubuntu Apport=2.20.11-0ubuntu27.18
All of
Ubuntu=21.04
Any of
Ubuntu Apport=2.20.11-0ubuntu28
Ubuntu Apport=2.20.11-0ubuntu29
Ubuntu Apport=2.20.11-0ubuntu30
Ubuntu Apport=2.20.11-0ubuntu31
Ubuntu Apport=2.20.11-0ubuntu32
Ubuntu Apport=2.20.11-0ubuntu33
Ubuntu Apport=2.20.11-0ubuntu34
Ubuntu Apport=2.20.11-0ubuntu35
Ubuntu Apport=2.20.11-0ubuntu36
Ubuntu Apport=2.20.11-0ubuntu37
Ubuntu Apport=2.20.11-0ubuntu38
Ubuntu Apport=2.20.11-0ubuntu39
Ubuntu Apport=2.20.11-0ubuntu40
Ubuntu Apport=2.20.11-0ubuntu41
Ubuntu Apport=2.20.11-0ubuntu42
Ubuntu Apport=2.20.11-0ubuntu43
Ubuntu Apport=2.20.11-0ubuntu44
Ubuntu Apport=2.20.11-0ubuntu45
Ubuntu Apport=2.20.11-0ubuntu46
Ubuntu Apport=2.20.11-0ubuntu47
Ubuntu Apport=2.20.11-0ubuntu48
Ubuntu Apport=2.20.11-0ubuntu49
Ubuntu Apport=2.20.11-0ubuntu50
Ubuntu Apport=2.20.11-0ubuntu50.1
Ubuntu Apport=2.20.11-0ubuntu50.2
Ubuntu Apport=2.20.11-0ubuntu50.3
Ubuntu Apport=2.20.11-0ubuntu50.5
Ubuntu Apport=2.20.11-0ubuntu50.7
Ubuntu Apport=2.20.11-0ubuntu51
Ubuntu Apport=2.20.11-0ubuntu52
Ubuntu Apport=2.20.11-0ubuntu53
Ubuntu Apport=2.20.11-0ubuntu54
Ubuntu Apport=2.20.11-0ubuntu55
Ubuntu Apport=2.20.11-0ubuntu56
Ubuntu Apport=2.20.11-0ubuntu57
Ubuntu Apport=2.20.11-0ubuntu58
Ubuntu Apport=2.20.11-0ubuntu59
Ubuntu Apport=2.20.11-0ubuntu60
Ubuntu Apport=2.20.11-0ubuntu61
Ubuntu Apport=2.20.11-0ubuntu62
Ubuntu Apport=2.20.11-0ubuntu63
Ubuntu Apport=2.20.11-0ubuntu64
Ubuntu Apport=2.20.11-0ubuntu65
Ubuntu Apport=2.20.11-0ubuntu65.1
Ubuntu Apport=2.14.1-0ubuntu1
Ubuntu Apport=2.14.1-0ubuntu2
Ubuntu Apport=2.14.1-0ubuntu3
Ubuntu Apport=2.14.1-0ubuntu3.1
Ubuntu Apport=2.14.1-0ubuntu3.2
Ubuntu Apport=2.14.1-0ubuntu3.3
Ubuntu Apport=2.14.1-0ubuntu3.4
Ubuntu Apport=2.14.1-0ubuntu3.5
Ubuntu Apport=2.14.1-0ubuntu3.6
Ubuntu Apport=2.14.1-0ubuntu3.7
Ubuntu Apport=2.14.1-0ubuntu3.8
Ubuntu Apport=2.14.1-0ubuntu3.9
Ubuntu Apport=2.14.1-0ubuntu3.10
Ubuntu Apport=2.14.1-0ubuntu3.11
Ubuntu Apport=2.14.1-0ubuntu3.12
Ubuntu Apport=2.14.1-0ubuntu3.13
Ubuntu Apport=2.14.1-0ubuntu3.14
Ubuntu Apport=2.14.1-0ubuntu3.15
Ubuntu Apport=2.14.1-0ubuntu3.16
Ubuntu Apport=2.14.1-0ubuntu3.17
Ubuntu Apport=2.14.1-0ubuntu3.18
Ubuntu Apport=2.14.1-0ubuntu3.19
Ubuntu Apport=2.14.1-0ubuntu3.20
Ubuntu Apport=2.14.1-0ubuntu3.21
Ubuntu Apport=2.14.1-0ubuntu3.23
Ubuntu Apport=2.14.1-0ubuntu3.24
Ubuntu Apport=2.14.1-0ubuntu3.25
Ubuntu Apport=2.14.1-0ubuntu3.27
Ubuntu Apport=2.14.1-0ubuntu3.28
Ubuntu Apport=2.14.1-0ubuntu3.29
Ubuntu Apport=2.14.1-0ubuntu3.29\+esm7
Ubuntu=14.04
Ubuntu Apport=2.20.1-0ubuntu1
Ubuntu Apport=2.20.1-0ubuntu2
Ubuntu Apport=2.20.1-0ubuntu2.1
Ubuntu Apport=2.20.1-0ubuntu2.2
Ubuntu Apport=2.20.1-0ubuntu2.4
Ubuntu Apport=2.20.1-0ubuntu2.5
Ubuntu Apport=2.20.1-0ubuntu2.6
Ubuntu Apport=2.20.1-0ubuntu2.7
Ubuntu Apport=2.20.1-0ubuntu2.8
Ubuntu Apport=2.20.1-0ubuntu2.9
Ubuntu Apport=2.20.1-0ubuntu2.10
Ubuntu Apport=2.20.1-0ubuntu2.12
Ubuntu Apport=2.20.1-0ubuntu2.13
Ubuntu Apport=2.20.1-0ubuntu2.14
Ubuntu Apport=2.20.1-0ubuntu2.15
Ubuntu Apport=2.20.1-0ubuntu2.16
Ubuntu Apport=2.20.1-0ubuntu2.17
Ubuntu Apport=2.20.1-0ubuntu2.18
Ubuntu Apport=2.20.1-0ubuntu2.19
Ubuntu Apport=2.20.1-0ubuntu2.20
Ubuntu Apport=2.20.1-0ubuntu2.21
Ubuntu Apport=2.20.1-0ubuntu2.22
Ubuntu Apport=2.20.1-0ubuntu2.23
Ubuntu Apport=2.20.1-0ubuntu2.25
Ubuntu Apport=2.20.1-0ubuntu2.26
Ubuntu Apport=2.20.1-0ubuntu2.27
Ubuntu Apport=2.20.1-0ubuntu2.28
Ubuntu Apport=2.20.1-0ubuntu2.30
Ubuntu Apport=2.20.1-0ubuntu2.30\+esm1
Ubuntu=16.04
Ubuntu Apport=2.20.9-0ubuntu1
Ubuntu Apport=2.20.9-0ubuntu2
Ubuntu Apport=2.20.9-0ubuntu3
Ubuntu Apport=2.20.9-0ubuntu4
Ubuntu Apport=2.20.9-0ubuntu5
Ubuntu Apport=2.20.9-0ubuntu6
Ubuntu Apport=2.20.9-0ubuntu7
Ubuntu Apport=2.20.9-0ubuntu7.1
Ubuntu Apport=2.20.9-0ubuntu7.2
Ubuntu Apport=2.20.9-0ubuntu7.3
Ubuntu Apport=2.20.9-0ubuntu7.4
Ubuntu Apport=2.20.9-0ubuntu7.5
Ubuntu Apport=2.20.9-0ubuntu7.6
Ubuntu Apport=2.20.9-0ubuntu7.7
Ubuntu Apport=2.20.9-0ubuntu7.8
Ubuntu Apport=2.20.9-0ubuntu7.9
Ubuntu Apport=2.20.9-0ubuntu7.10
Ubuntu Apport=2.20.9-0ubuntu7.11
Ubuntu Apport=2.20.9-0ubuntu7.12
Ubuntu Apport=2.20.9-0ubuntu7.13
Ubuntu Apport=2.20.9-0ubuntu7.14
Ubuntu Apport=2.20.9-0ubuntu7.15
Ubuntu Apport=2.20.9-0ubuntu7.16
Ubuntu Apport=2.20.9-0ubuntu7.17
Ubuntu Apport=2.20.9-0ubuntu7.18
Ubuntu Apport=2.20.9-0ubuntu7.19
Ubuntu Apport=2.20.9-0ubuntu7.20
Ubuntu Apport=2.20.9-0ubuntu7.21
Ubuntu Apport=2.20.9-0ubuntu7.23
Ubuntu Apport=2.20.9-0ubuntu7.24
Ubuntu=18.04
Ubuntu Apport=2.20.11-0ubuntu8
Ubuntu Apport=2.20.11-0ubuntu9
Ubuntu Apport=2.20.11-0ubuntu10
Ubuntu Apport=2.20.11-0ubuntu11
Ubuntu Apport=2.20.11-0ubuntu12
Ubuntu Apport=2.20.11-0ubuntu13
Ubuntu Apport=2.20.11-0ubuntu14
Ubuntu Apport=2.20.11-0ubuntu15
Ubuntu Apport=2.20.11-0ubuntu16
Ubuntu Apport=2.20.11-0ubuntu17
Ubuntu Apport=2.20.11-0ubuntu18
Ubuntu Apport=2.20.11-0ubuntu19
Ubuntu Apport=2.20.11-0ubuntu20
Ubuntu Apport=2.20.11-0ubuntu21
Ubuntu Apport=2.20.11-0ubuntu22
Ubuntu Apport=2.20.11-0ubuntu23
Ubuntu Apport=2.20.11-0ubuntu24
Ubuntu Apport=2.20.11-0ubuntu25
Ubuntu Apport=2.20.11-0ubuntu26
Ubuntu Apport=2.20.11-0ubuntu27
Ubuntu Apport=2.20.11-0ubuntu27.2
Ubuntu Apport=2.20.11-0ubuntu27.3
Ubuntu Apport=2.20.11-0ubuntu27.4
Ubuntu Apport=2.20.11-0ubuntu27.5
Ubuntu Apport=2.20.11-0ubuntu27.6
Ubuntu Apport=2.20.11-0ubuntu27.7
Ubuntu Apport=2.20.11-0ubuntu27.8
Ubuntu Apport=2.20.11-0ubuntu27.9
Ubuntu Apport=2.20.11-0ubuntu27.10
Ubuntu Apport=2.20.11-0ubuntu27.11
Ubuntu Apport=2.20.11-0ubuntu27.12
Ubuntu Apport=2.20.11-0ubuntu27.13
Ubuntu Apport=2.20.11-0ubuntu27.14
Ubuntu Apport=2.20.11-0ubuntu27.16
Ubuntu Apport=2.20.11-0ubuntu27.17
Ubuntu Apport=2.20.11-0ubuntu27.18
Ubuntu=20.04
Ubuntu Apport=2.20.11-0ubuntu28
Ubuntu Apport=2.20.11-0ubuntu29
Ubuntu Apport=2.20.11-0ubuntu30
Ubuntu Apport=2.20.11-0ubuntu31
Ubuntu Apport=2.20.11-0ubuntu32
Ubuntu Apport=2.20.11-0ubuntu33
Ubuntu Apport=2.20.11-0ubuntu34
Ubuntu Apport=2.20.11-0ubuntu35
Ubuntu Apport=2.20.11-0ubuntu36
Ubuntu Apport=2.20.11-0ubuntu37
Ubuntu Apport=2.20.11-0ubuntu38
Ubuntu Apport=2.20.11-0ubuntu39
Ubuntu Apport=2.20.11-0ubuntu40
Ubuntu Apport=2.20.11-0ubuntu41
Ubuntu Apport=2.20.11-0ubuntu42
Ubuntu Apport=2.20.11-0ubuntu43
Ubuntu Apport=2.20.11-0ubuntu44
Ubuntu Apport=2.20.11-0ubuntu45
Ubuntu Apport=2.20.11-0ubuntu46
Ubuntu Apport=2.20.11-0ubuntu47
Ubuntu Apport=2.20.11-0ubuntu48
Ubuntu Apport=2.20.11-0ubuntu49
Ubuntu Apport=2.20.11-0ubuntu50
Ubuntu Apport=2.20.11-0ubuntu50.1
Ubuntu Apport=2.20.11-0ubuntu50.2
Ubuntu Apport=2.20.11-0ubuntu50.3
Ubuntu Apport=2.20.11-0ubuntu50.5
Ubuntu Apport=2.20.11-0ubuntu50.7
Ubuntu Apport=2.20.11-0ubuntu51
Ubuntu Apport=2.20.11-0ubuntu52
Ubuntu Apport=2.20.11-0ubuntu53
Ubuntu Apport=2.20.11-0ubuntu54
Ubuntu Apport=2.20.11-0ubuntu55
Ubuntu Apport=2.20.11-0ubuntu56
Ubuntu Apport=2.20.11-0ubuntu57
Ubuntu Apport=2.20.11-0ubuntu58
Ubuntu Apport=2.20.11-0ubuntu59
Ubuntu Apport=2.20.11-0ubuntu60
Ubuntu Apport=2.20.11-0ubuntu61
Ubuntu Apport=2.20.11-0ubuntu62
Ubuntu Apport=2.20.11-0ubuntu63
Ubuntu Apport=2.20.11-0ubuntu64
Ubuntu Apport=2.20.11-0ubuntu65
Ubuntu Apport=2.20.11-0ubuntu65.1
Ubuntu=21.04

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2021-3710?

    CVE-2021-3710 is classified as a medium severity vulnerability due to its potential for information disclosure via path traversal.

  • How do I fix CVE-2021-3710?

    To fix CVE-2021-3710, you should update to a patched version of the apport package, specifically to versions 2.14.1-0ubuntu3.29+ or 2.20.9-0ubuntu7.26 or later.

  • Which Ubuntu versions are affected by CVE-2021-3710?

    CVE-2021-3710 affects Ubuntu versions prior to 2.14.1-0ubuntu3.29+, 2.20.1-0ubuntu2.30, and 2.20.9-0ubuntu7.26 among others.

  • What type of vulnerability is CVE-2021-3710?

    CVE-2021-3710 is an information disclosure vulnerability that arises from a path traversal issue in the apport package.

  • How can I determine if I am affected by CVE-2021-3710?

    You can determine if you are affected by checking the version of the apport package installed on your system against the affected versions listed for CVE-2021-3710.

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