cve-2022-26305
Vulnerability from cvelistv5
Published
2022-07-25 00:00
Modified
2024-08-03 05:03
Severity ?
Summary
Execution of Untrusted Macros Due to Improper Certificate Validation
References
security@documentfoundation.orghttps://lists.debian.org/debian-lts-announce/2023/03/msg00022.html
security@documentfoundation.orghttps://www.libreoffice.org/about-us/security/advisories/cve-2022-26305Vendor Advisory
Impacted products
The Document FoundationLibreOffice
Show details on NVD website

To clipboard 

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    "cna": {
      "affected": [
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          "vendor": "The Document Foundation",
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      "credits": [
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          "lang": "en",
          "value": "OpenSource Security GmbH on behalf of the German Federal Office for Information Security"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An Improper Certificate Validation vulnerability in LibreOffice existed where determining if a macro was signed by a trusted author was done by only matching the serial number and issuer string of the used certificate with that of a trusted certificate. This is not sufficient to verify that the macro was actually signed with the certificate. An adversary could therefore create an arbitrary certificate with a serial number and an issuer string identical to a trusted certificate which LibreOffice would present as belonging to the trusted author, potentially leading to the user to execute arbitrary code contained in macros improperly trusted. This issue affects: The Document Foundation LibreOffice 7.2 versions prior to 7.2.7; 7.3 versions prior to 7.3.1."
        }
      ],
      "problemTypes": [
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      "source": {
        "discovery": "EXTERNAL"
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      "title": "Execution of Untrusted Macros Due to Improper Certificate Validation",
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    "cveId": "CVE-2022-26305",
    "datePublished": "2022-07-25T00:00:00",
    "dateReserved": "2022-02-28T00:00:00",
    "dateUpdated": "2024-08-03T05:03:31.146Z",
    "state": "PUBLISHED"
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}


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