RCE in Luatex Project
CVE-2023-32700
LuaTeX before 1.17.0 allows execution of arbitrary shell commands when compiling a TeX file obtained from an untrusted source. This occurs because luatex-core.lua lets the original io.popen be accessed. This also affects TeX Live before 2023 r66984 and MiKTeX before 23.5.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (55.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
References
- tug.org/pipermail/tex-live/2023-May/049188.html (Release Notes)
- gitlab.lisn.upsaclay.fr/texlive/luatex/-/tags/1.17.0 (Release Notes)
- github.com/TeX-Live/texlive-source/releases/tag/build-svn66984 (Release Notes)
- tug.org/~mseven/luatex.html (Patch, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2023-32700?
- CVE-2023-32700 is a high-severity vulnerability in Luatex Project, classified under Command Injection. CVSS score: 7.8/10. Published 2023-05-20.
- How severe is CVE-2023-32700?
- High severity. CVSS v3 base score is 7.8 out of 10.