| Name | CVE-2020-14343 |
| Description | .load() and FullLoader still vulnerable to fairly trivial RCE |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| Debian Bugs | 966233 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| pyyaml (PTS) | stretch | 3.12-1 | fixed |
| buster | 3.13-2 | fixed |
| bullseye, sid | 5.3.1-3 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| pyyaml | source | stretch | (not affected) | | | |
| pyyaml | source | buster | (not affected) | | | |
| pyyaml | source | (unstable) | (unfixed) | | | 966233 |
Notes
[buster] - pyyaml <not-affected> (Vulnerable code not present)
[stretch] - pyyaml <not-affected> (Vulnerable code not present)
https://github.com/yaml/pyyaml/issues/420
Fixed via: https://github.com/yaml/pyyaml/pull/472
https://github.com/yaml/pyyaml/commit/7adc0db3f613a82669f2b168edd98379b83adb3c
CVE is for an incomplete fix of CVE-2020-1747.