#VU83210 Insecure DLL loading in Nullsoft Scriptable Install System (NSIS) - CVE-2015-9268

Vulnerability identifier: #VU83210

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-2015-9268

CWE-ID: CWE-427

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Nullsoft Scriptable Install System (NSIS)
Universal components / Libraries / Software for developers

Vendor: Nullsoft

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A remote attacker can place a specially crafted .dll file and execute arbitrary code on victim's system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Nullsoft Scriptable Install System (NSIS): 2.0 - 2.48

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External links
https://jvn.jp/en/jp/JVN68418039/index.html
https://lists.debian.org/debian-lts-announce/2018/11/msg00041.html
https://sourceforge.net/p/nsis/bugs/1125/

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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.