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 Software | Affected Version | How 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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(Found alongside the following vulnerabilities)
Vulnerability CVE-2023-23598 is a security flaw in the Firefox GTK wrapper code that allows a website to read arbitrary files.
This vulnerability affects Firefox versions earlier than 109 and Thunderbird versions earlier than 102.7.
A website can exploit CVE-2023-23598 by using a call to DataTransfer.setData to read files.
Vulnerability CVE-2023-23598 is considered high severity with a CVSS score of 6.5.
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/).