Vulnerability Description
LuaTeX before 1.17.0 allows a document (compiled with the default settings) to make arbitrary network requests. This occurs because full access to the socket library is permitted by default, as stated in the documentation. This also affects TeX Live before 2023 r66984 and MiKTeX before 23.5.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Luatex Project | Luatex | >= 0.27.0, < 1.17.0 |
| Miktex | Miktex | >= 2.9.0, < 23.5 |
| Tug | Tex Live | >= 2009, < 2023 |
References
- https://gitlab.lisn.upsaclay.fr/texlive/luatex/-/blob/b266ef076c96b382cd23a4c932Release Notes
- https://gitlab.lisn.upsaclay.fr/texlive/luatex/-/tags/1.17.0Patch
- https://tug.org/pipermail/tex-live/2023-May/049188.htmlIssue TrackingMailing ListMitigation
- https://tug.org/~mseven/luatex.html#luasocketExploitVendor Advisory
- https://gitlab.lisn.upsaclay.fr/texlive/luatex/-/blob/b266ef076c96b382cd23a4c932Release Notes
- https://gitlab.lisn.upsaclay.fr/texlive/luatex/-/tags/1.17.0Patch
- https://lists.debian.org/debian-lts-announce/2024/10/msg00032.html
- https://tug.org/pipermail/tex-live/2023-May/049188.htmlIssue TrackingMailing ListMitigation
- https://tug.org/~mseven/luatex.html#luasocketExploitVendor Advisory
FAQ
What is CVE-2023-32668?
CVE-2023-32668 is a vulnerability with a CVSS score of 5.5 (MEDIUM). LuaTeX before 1.17.0 allows a document (compiled with the default settings) to make arbitrary network requests. This occurs because full access to the socket library is permitted by default, as stated...
How severe is CVE-2023-32668?
CVE-2023-32668 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-32668?
Check the references section above for vendor advisories and patch information. Affected products include: Luatex Project Luatex, Miktex Miktex, Tug Tex Live.