Vulnerability identifier: #VU71224

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23598

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mozilla Firefox
Client/Desktop applications / Web browsers
Firefox for Android
Mobile applications / Apps for mobile phones

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to read arbitrary files on the system.

The vulnerability exists due to improperly imposed security restrictions with the Firefox GTK wrapper. A remote attacker can trick the victim to perform certain actions on the web page, such as drag objects and read arbitrary files on the system via a call to DataTransfer.setData.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 100.0 - 108.0.2

Firefox for Android: 100.1.0 - 108.2.0

---

External links
http://www.mozilla.org/en-US/security/advisories/mfsa2023-01/

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.