Improper Neutralization of Special Elements in Output Used by a Downstream Component in scummvm - CVE-2017-17528

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Main Vulnerability Database Vulnerabilities #VU37757

Improper Neutralization of Special Elements in Output Used by a Downstream Component in scummvm - CVE-2017-17528

Published: December 14, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU37757
CSH Severity: High
CVSS v4.0: 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-2017-17528
CWE-ID: CWE-74
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: libretro
Affected software:
scummvm

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

backends/platform/sdl/posix/posix.cpp in ScummVM 1.9.0 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL.


How to mitigate CVE-2017-17528

Install update from vendor's website.

Sources