ubuntu-cve-2023-32700
Vulnerability from osv_ubuntu
Published
2023-05-20 18:15
Modified
2026-04-22 07:45
Summary
Details

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.

Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libkpathsea6",
            "binary_version": "2017.20170613.44572-8ubuntu0.2"
          },
          {
            "binary_name": "libptexenc1",
            "binary_version": "2017.20170613.44572-8ubuntu0.2"
          },
          {
            "binary_name": "libsynctex1",
            "binary_version": "2017.20170613.44572-8ubuntu0.2"
          },
          {
            "binary_name": "libtexlua52",
            "binary_version": "2017.20170613.44572-8ubuntu0.2"
          },
          {
            "binary_name": "libtexluajit2",
            "binary_version": "2017.20170613.44572-8ubuntu0.2"
          },
          {
            "binary_name": "texlive-binaries",
            "binary_version": "2017.20170613.44572-8ubuntu0.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "texlive-bin",
        "purl": "pkg:deb/ubuntu/texlive-bin@2017.20170613.44572-8ubuntu0.2?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2017.20170613.44572-8ubuntu0.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2017.20170613.44572-5build1",
        "2017.20170613.44572-5build2",
        "2017.20170613.44572-6",
        "2017.20170613.44572-6build1",
        "2017.20170613.44572-6ubuntu1",
        "2017.20170613.44572-8build1",
        "2017.20170613.44572-8ubuntu0.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libkpathsea6",
            "binary_version": "2019.20190605.51237-3ubuntu0.1"
          },
          {
            "binary_name": "libptexenc1",
            "binary_version": "2019.20190605.51237-3ubuntu0.1"
          },
          {
            "binary_name": "libsynctex2",
            "binary_version": "2019.20190605.51237-3ubuntu0.1"
          },
          {
            "binary_name": "libtexlua53",
            "binary_version": "2019.20190605.51237-3ubuntu0.1"
          },
          {
            "binary_name": "libtexluajit2",
            "binary_version": "2019.20190605.51237-3ubuntu0.1"
          },
          {
            "binary_name": "texlive-binaries",
            "binary_version": "2019.20190605.51237-3ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "texlive-bin",
        "purl": "pkg:deb/ubuntu/texlive-bin@2019.20190605.51237-3ubuntu0.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2019.20190605.51237-3ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2019.20190605.51237-2build1",
        "2019.20190605.51237-3",
        "2019.20190605.51237-3build1",
        "2019.20190605.51237-3build2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libkpathsea6",
            "binary_version": "2021.20210626.59705-1ubuntu0.1"
          },
          {
            "binary_name": "libptexenc1",
            "binary_version": "2021.20210626.59705-1ubuntu0.1"
          },
          {
            "binary_name": "libsynctex2",
            "binary_version": "2021.20210626.59705-1ubuntu0.1"
          },
          {
            "binary_name": "libtexlua53",
            "binary_version": "2021.20210626.59705-1ubuntu0.1"
          },
          {
            "binary_name": "libtexluajit2",
            "binary_version": "2021.20210626.59705-1ubuntu0.1"
          },
          {
            "binary_name": "texlive-binaries",
            "binary_version": "2021.20210626.59705-1ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "texlive-bin",
        "purl": "pkg:deb/ubuntu/texlive-bin@2021.20210626.59705-1ubuntu0.1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2021.20210626.59705-1ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2020.20200327.54578-7",
        "2020.20200327.54578-7build1",
        "2021.20210626.59705-1",
        "2021.20210626.59705-1build1"
      ]
    }
  ],
  "aliases": [],
  "details": "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.",
  "id": "UBUNTU-CVE-2023-32700",
  "modified": "2026-04-22T07:45:21Z",
  "published": "2023-05-20T18:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-32700"
    },
    {
      "type": "REPORT",
      "url": "https://tug.org/~mseven/luatex.html"
    },
    {
      "type": "REPORT",
      "url": "https://tug.org/pipermail/tex-live/2023-May/049188.html"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.lisn.upsaclay.fr/texlive/luatex/-/tags/1.17.0"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/TeX-Live/texlive-source/releases/tag/build-svn66984"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6115-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-32700"
    }
  ],
  "related": [
    "USN-6115-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-32700"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.