CVE-2020-25031
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the...
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
CVE-2020-25031- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-59
- Updated
- 2026-11-02
CVE List No score
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
CVE-2020-25031- Updated
- 2026-11-02
EUVDEUVD-2020-17727 No score
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
EUVD-2020-17727- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3qwr-jvvx-5665 No score
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the...
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
GHSA-3qwr-jvvx-5665- Updated
- 2026-11-02
OSV
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
CVE-2020-25031- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2020-25031
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
DEBIAN-CVE-2020-25031- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-25031
checkinstall 1.6.2, when used to create a package that contains a symlink, may trigger the creation of a mode 0777 executable file.
- Record
UBUNTU-CVE-2020-25031- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
checkinstallDebian:12 |
All versions, plus listed versions 1.6.2+git20170426.d24a630-31.6.2+git20170426.d24a630-41.6.2+git20170426.d24a630-51.6.2+git20170426.d24a630-5.11.6.2+git20170426.d24a630-6 Show 8 moreShow less1.6.2+git20170426.d24a630-71.6.2+git20170426.d24a630-81.6.2+git20170426.d24a630-91.7.0-11.8.0-11.8.1-11.8.2-11.8.3-1 |
None known |
checkinstallDebian:13 |
All versions, plus listed versions 1.6.2+git20170426.d24a630-5.11.6.2+git20170426.d24a630-61.6.2+git20170426.d24a630-71.6.2+git20170426.d24a630-81.6.2+git20170426.d24a630-9 Show 5 moreShow less1.7.0-11.8.0-11.8.1-11.8.2-11.8.3-1 |
None known |
checkinstallDebian:14 |
All versions, plus listed versions 1.6.2+git20170426.d24a630-5.11.6.2+git20170426.d24a630-61.6.2+git20170426.d24a630-71.6.2+git20170426.d24a630-81.6.2+git20170426.d24a630-9 Show 5 moreShow less1.7.0-11.8.0-11.8.1-11.8.2-11.8.3-1 |
None known |
checkinstallUbuntu:14.04:LTS |
All versions, plus listed versions 1.6.2-4ubuntu1 |
None known |
checkinstallUbuntu:16.04:LTS |
All versions, plus listed versions 1.6.2-4ubuntu1 |
None known |
checkinstallUbuntu:18.04:LTS |
All versions, plus listed versions 1.6.2-4ubuntu2 |
None known |
checkinstallUbuntu:20.04:LTS |
All versions, plus listed versions 1.6.2+git20170426.d24a630-2ubuntu1 |
None known |
checkinstallUbuntu:22.04:LTS |
All versions, plus listed versions 1.6.2+git20170426.d24a630-2ubuntu11.6.2+git20170426.d24a630-2ubuntu2 |
None known |
checkinstallUbuntu:24.04:LTS |
All versions, plus listed versions 1.6.2+git20170426.d24a630-3ubuntu11.6.2+git20170426.d24a630-4 |
None known |
checkinstallUbuntu:25.10 |
All versions, plus listed versions 1.6.2+git20170426.d24a630-5.1 |
None known |
checkinstallUbuntu:26.10 |
All versions, plus listed versions 1.6.2+git20170426.d24a630-5.1build11.6.2+git20170426.d24a630-91.7.0-11.8.3-1 |
None known |
checkinstallUbuntu:26.04:LTS |
All versions, plus listed versions 1.6.2+git20170426.d24a630-5.11.6.2+git20170426.d24a630-5.1build1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-25031 is a high vulnerability (CVSS 7.8) in Canonical Checkinstall, published August 31, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 47th percentile. No source names a fixed version.