#VU12578 Buffer overflow in Firefox ESR - CVE-2018-5178

Vulnerability identifier: #VU12578

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-5178

CWE-ID: CWE-120

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Firefox ESR
Client/Desktop applications / Web browsers

Vendor: Mozilla

Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.

Mitigation
Update to version 52.8.

Vulnerable software versions

Firefox ESR: 52.7 - 52.7.2

External links
https://www.mozilla.org/en-US/security/advisories/mfsa2018-12/

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.