Multiple vulnerabilities in DOSBox

Published: 2019-07-03 | Updated: 2022-04-01

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2019-7165 CVE-2019-12594
CWE-ID	CWE-119 CWE-284
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	DOSBox Client/Desktop applications / Games
Vendor	DOSBox

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU61789

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-2019-7165

CWE-ID: CWE-119 - Memory corruption

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. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

DOSBox: 0.74-2

CPE2.3

cpe:2.3:a:dosbox:dosbox:0.74-2:*:*:*:*:*:*:*

External links

https://lists.debian.org/debian-lts-announce/2019/07/msg00004.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYV27Z3QZTDHUZJLW3LDJYO7HBVIMJ5F/
https://seclists.org/bugtraq/2019/Jul/14
https://security-tracker.debian.org/tracker/CVE-2019-7165
https://www.debian.org/security/2019/dsa-4478
https://www.dosbox.com

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to open a a specially crafted file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper access control

EUVDB-ID: #VU61790