RCE in Python Pyxdg
CVE-2019-12761
A code injection issue was discovered in PyXDG before 0.26 via crafted Python code in a Category element of a Menu XML document in a .menu file. XDG_CONFIG_DIRS must be set up to trigger xdg.Menu.parse parsing within the directory containing this file. This is due to a lack of sanitization in xdg/Menu.py before an eval call.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
Weakness classification (CWE)
References
- gist.github.com/dhondta/b45cd41f4186110a354dc7272916feba (Exploit, Third Party Advisory)
- snyk.io/vuln/SNYK-PYTHON-PYXDG-174562 (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/06/msg00006.html (mailing-list)
- lists.debian.org/debian-lts-announce/2021/08/msg00003.html (mailing-list)
Frequently asked questions
- What is CVE-2019-12761?
- CVE-2019-12761 is a high-severity vulnerability in Python Pyxdg, classified under Code Injection. CVSS score: 7.5/10. Published 2019-06-06.
- How severe is CVE-2019-12761?
- High severity. CVSS v3 base score is 7.5 out of 10.