CWE
22 538
Advisory Published
Updated

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

First published: Tue Sep 14 2021(Updated: )

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;

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

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

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2021-3709?

    The severity of CVE-2021-3709 is rated as medium with a CVSS score of 5.5.

  • How can I fix CVE-2021-3709 vulnerability in apport package for Ubuntu?

    You can fix the CVE-2021-3709 vulnerability in the apport package by updating to version 2.20.11-0ubuntu69 if you are on 'impish' or 'jammy' release, version 2.20.9-0ubuntu7.26 if you are on 'bionic' release, version 2.20.11-0ubuntu27.20 if you are on 'focal' release, version 2.20.11-0ubuntu65.3 if you are on 'hirsute' release, or version 2.14.1-0ubuntu3.29+ if you are on 'trusty' release, version 2.20.1-0ubuntu2.30+ if you are on 'xenial' release.

  • What software versions are affected by CVE-2021-3709?

    The apport package versions affected by CVE-2021-3709 include 2.14.1-0ubuntu1 to 2.14.1-0ubuntu3.29, 2.20.1-0ubuntu1 to 2.20.1-0ubuntu2.30, and 2.20.9-0ubuntu1 to 2.20.9-0ubuntu7.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203