CVE-2021-3710
What it is
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;
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure.
- Exploit odds
- 0.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.5% in the next 30 days (EPSS).
- Severity: 6.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.5% · EPSS, next 30 days
- Weakness
- CWE-24
- Record status
- Modified
Affected
- 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
Attack profile CVSS 3.1 · 6.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-3710.md and follow it. Check whether this project is affected by CVE-2021-3710. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832
- https://ubuntu.com/security/notices/USN-5077-1
- https://ubuntu.com/security/notices/USN-5077-2
- https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832
- https://ubuntu.com/security/notices/USN-5077-1
- https://ubuntu.com/security/notices/USN-5077-2
References
- https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3710
- https://ubuntu.com/security/notices/USN-5077-1
- https://ubuntu.com/security/notices/USN-5077-2
- https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1933832
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3710
- https://ubuntu.com/security/notices/USN-5077-1
- https://ubuntu.com/security/notices/USN-5077-2