#VU77943 Insufficient UI Warning of Dangerous Operations in Mozilla products - CVE-2023-37208

Vulnerability identifier: #VU77943

Vulnerability risk: Medium

CVSSv4.0: 4.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-37208

CWE-ID: CWE-357

Exploitation vector: Network

Exploit availability: No

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

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to a missing warning when opening Diagcab files. A remote attacker can trick the victim into downloading a malicious Diagcab file and compromise the affected system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mozilla Firefox: 100.0 - 114.0.2

Firefox ESR: 102.0 - 102.12.0

Firefox for Android: 100.1.0 - 114.2.0

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External links
https://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
https://www.mozilla.org/en-US/security/advisories/mfsa2023-22/

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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.