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4.7 Medium

CVE-2019-15795 python-apt only checks the MD5 sums of downloaded files in `Version.fetch_binary()` and `Version.fetch_source()` of…

Description

python-apt only checks the MD5 sums of downloaded files in `Version.fetch_binary()` and `Version.fetch_source()` of apt/package.py in version 1.9.0ubuntu1 and earlier. This allows a man-in-the-middle attack which could potentially be used to install altered packages and has been fixed in versions 1.9.0ubuntu1.2, 1.6.5ubuntu0.1, 1.1.0~beta1ubuntu0.16.04.7, 0.9.3.5ubuntu3+esm2, and 0.8.3ubuntu7.5.

Affected products and versions

Product Affected versions Fixed in
Python-apt 1.9 earliest → < 1.9.0ubuntu1.2 1.9.0ubuntu1.2
Python-apt 1.6 earliest → < 1.6.5ubuntu0.1 1.6.5ubuntu0.1
Python-apt 1.1 1.1.0 → latest No fix stated
Python-apt 0.9 earliest → < 0.9.3.5ubuntu3+esm2 0.9.3.5ubuntu3+esm2
Python-apt 0.8 earliest → < 0.8.3ubuntu7.5 0.8.3ubuntu7.5

References

Timeline

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Other CVEs of Python-apt

The 4 CVEs of Python-apt →
CVE-2025-6966 NULL pointer dereference in TagSection.keys() in python-apt on APT-based Linux systems allows a local attacker to… 6.9 Medium CVE-2020-27351 Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc,… 2.0 Low CVE-2019-15796 Python-apt doesn't check if hashes are signed in `Version.fetch_binary()` and `Version.fetch_source()` of apt/package.py… 4.7 Medium
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