#VU53714 Resource management error


Published: 2021-06-01

Vulnerability identifier: #VU53714

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-29962

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Firefox for Android
Mobile applications / Apps for mobile phones

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application when processing multiple popups. A remote attacker can create a specially crafted webpage that opens multiple popups, which would make the Firefox for Android become unstable and hard-to-recover.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Firefox for Android: 80.1.2 - 88.1.4


CPE

External links
http://www.mozilla.org/en-US/security/advisories/mfsa2021-23/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability