CVE-2024-12426: URL fetching can be used to exfiltrate arbitrary INI file values and environment variables

Published Jan 7, 2025
·
Updated

Exposure of Environmental Variables and arbitrary INI file values to an Unauthorized Actor vulnerability in The Document Foundation LibreOffice.

URLs could be constructed which expanded environmental variables or INI file values, so potentially sensitive information could be exfiltrated to a remote server on opening a document containing such links.

This issue affects LibreOffice: from 24.8 before < 24.8.4.

Affected Software

9 affected componentsFixes available
The Document Foundation LibreOffice>24.8, <24.8.4
LibreOffice Libreoffice>=24.8.0.1<24.8.4
LibreOffice Libreoffice=24.8.0.0-alpha1
LibreOffice Libreoffice=24.8.0.0-beta1
Debian Debian Linux=11.0
debian/libreoffice<4:7.4.7-1+deb12u6
4:7.4.7-1+deb12u6
debian/libreoffice<4:25.2.3-2+deb13u7
4:25.2.3-2+deb13u7
debian/libreoffice<4:24.8.4-1
4:24.8.4-1
debian/libreoffice<=4:25.2.3-2+deb13u6
4:7.4.7-1+deb12u144:7.4.7-1+deb12u134:25.2.3-2+deb13u94:26.8.2.2-2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/libreoffice to a version that resolves this vulnerability.

    Fixed in 4:7.4.7-1+deb12u6
  2. Upgrade

    Upgrade debian/libreoffice to a version that resolves this vulnerability.

    Fixed in 4:25.2.3-2+deb13u7
  3. Upgrade

    Upgrade debian/libreoffice to a version that resolves this vulnerability.

    Fixed in 4:24.8.4-1
  4. Upgrade

    Upgrade debian/libreoffice to a version that resolves this vulnerability.

    Fixed in 4:7.4.7-1+deb12u14Fixed in 4:7.4.7-1+deb12u13Fixed in 4:25.2.3-2+deb13u9Fixed in 4:26.8.2.2-2
  5. Upgrade

    Upgrade The Document Foundation LibreOffice to a version that resolves this vulnerability.

    Fixed in 24.8.4

Event History

Jan 7, 2025
CVE Published
via MITRE·12:22 PM
Data Sourced
via MITRE·12:22 PM
DescriptionWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeakness
Data Sourced
via OSV·01:15 PM
DescriptionSeverityAffected Software
Dec 8, 2025
Data Sourced
via NVD·06:35 PM
Affected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2024-12426?

CVE-2024-12426 has a medium severity rating due to the potential exposure of sensitive information.

2

How do I fix CVE-2024-12426?

To mitigate CVE-2024-12426, update LibreOffice to versions 24.8.4 or later, or the specific patched Debian package versions.

3

What software is affected by CVE-2024-12426?

CVE-2024-12426 affects The Document Foundation LibreOffice versions up to 24.8.4.

4

What type of vulnerability is CVE-2024-12426?

CVE-2024-12426 is classified as an exposure vulnerability allowing unauthorized access to environmental variables and INI file values.

5

Who is impacted by CVE-2024-12426?

Users of The Document Foundation LibreOffice, particularly those using the vulnerable versions prior to the security updates, are at risk from CVE-2024-12426.

Company

Resources

Contact

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