Advisory Published
Updated

CVE-2023-23598

First published: Tue Jan 17 2023(Updated: )

Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file via a call to DataTransfer.setData.

Credit: security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox ESR<102.7
102.7
<109
109
<102.7
102.7
<102.7
102.7
Mozilla Firefox<109.0
Mozilla Firefox ESR<102.7
Mozilla Thunderbird<102.7
debian/firefox
118.0.2-1
debian/firefox-esr<=91.12.0esr-1~deb10u1
115.3.1esr-1~deb10u1
102.15.0esr-1~deb11u1
115.3.1esr-1~deb11u1
102.15.1esr-1~deb12u1
115.3.0esr-1~deb12u1
115.3.0esr-1
debian/thunderbird<=1:91.12.0-1~deb10u1
1:115.3.1-1~deb10u1
1:102.13.1-1~deb11u1
1:115.3.1-1~deb11u1
1:102.15.1-1~deb12u1
1:115.3.1-1~deb12u1
1:115.3.1-1

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is vulnerability CVE-2023-23598?

    Vulnerability CVE-2023-23598 is a security flaw in the Firefox GTK wrapper code that allows a website to read arbitrary files.

  • Which software versions are affected by CVE-2023-23598?

    This vulnerability affects Firefox versions earlier than 109 and Thunderbird versions earlier than 102.7.

  • How can a website exploit CVE-2023-23598?

    A website can exploit CVE-2023-23598 by using a call to DataTransfer.setData to read files.

  • How severe is vulnerability CVE-2023-23598?

    Vulnerability CVE-2023-23598 is considered high severity with a CVSS score of 6.5.

  • Are there any references for more information about CVE-2023-23598?

    Yes, you can find more information about CVE-2023-23598 at the following references: [Link 1](https://www.mozilla.org/security/advisories/mfsa2023-01/), [Link 2](https://www.mozilla.org/security/advisories/mfsa2023-03/), [Link 3](https://www.mozilla.org/security/advisories/mfsa2023-02/).

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