- Vulnerability/
- USN-4247-3
23/1/2020
USN-4247-3: python-apt vulnerabilities
First published: Thu Jan 23 2020(Updated: )
USN-4247-1 fixed several vulnerabilities in python-apt. This update provides the corresponding updates for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that python-apt would still use MD5 hashes to validate certain downloaded packages. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could potentially be used to install altered packages. (CVE-2019-15795) It was discovered that python-apt could install packages from untrusted repositories, contrary to expectations. (CVE-2019-15796)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/python-apt | <0.9.3.5ubuntu3+esm2 | 0.9.3.5ubuntu3+esm2 |
| =14.04 | ||
| All of | ||
| ubuntu/python3-apt | <0.9.3.5ubuntu3+esm2 | 0.9.3.5ubuntu3+esm2 |
| =14.04 | ||
| All of | ||
| ubuntu/python-apt | <0.8.3ubuntu7.5 | 0.8.3ubuntu7.5 |
| =12.04 | ||
| All of | ||
| ubuntu/python3-apt | <0.8.3ubuntu7.5 | 0.8.3ubuntu7.5 |
| =12.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2019-15795
- https://ubuntu.com/security/CVE-2019-15796
- https://ubuntu.com/security/notices/USN-4247-1
- https://launchpad.net/ubuntu/+source/python-apt/0.9.3.5ubuntu3+esm2
- https://launchpad.net/ubuntu/+source/python-apt/0.8.3ubuntu7.5
- https://ubuntu.com/security/notices/USN-4247-3 (Advisory)
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