#VU33586 Stack-based buffer overflow - CVE-2016-7415

Vulnerability identifier: #VU33586

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-2016-7415

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error when processing a long locale string. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links
https://www.openwall.com/lists/oss-security/2016/09/15/10
https://www.securityfocus.com/bid/93022
https://bugs.php.net/bug.php?id=73007
https://security.gentoo.org/glsa/201701-58
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
https://www.tenable.com/security/tns-2016-19

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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.