#VU609 Arbitrary code execution in Mozilla Firefox and Oracle Linux - CVE-2016-5278

Vulnerability identifier: #VU609

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2016-5278

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mozilla Firefox
Client/Desktop applications / Web browsers
Oracle Linux
Operating systems & Components / Operating system

Vendor: Mozilla

Oracle

Description
The vulnerability may lead to arbitrary code execution on the target system.
The weakness exists due to encoding image frames to images. A heap-buffer-overflow in nsBMPEncoder::AddImageFrame allows attackers to execute arbitrary code.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Mitigation
Update to 49.0.

Vulnerable software versions

Mozilla Firefox: 3.5 - 48.0.2

Oracle Linux: 10 - 11.3

Oracle Linux: 5 - 7

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External links
https://www.mozilla.org/en-US/security/advisories/mfsa2016-85/
https://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
https://www.oracle.com/technetwork/topics/security/bulletinoct2016-3090566.html

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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.