Integer overflow in FreeRDP



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-15103
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
 FreeRDP
Universal components / Libraries / Libraries used by multiple products

Vendor FreeRDP

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU32882

Risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-15103

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow due to missing input sanitation in rdpegfx channel. A remote attacker can trick the victim to connect to a malicious server and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FreeRDP: 1.0 - 2.1.2

CPE2.3 External links

https://github.com/FreeRDP/FreeRDP/blob/616af2d5b86dc24c7b3e89870dbcffd841d9a535/ChangeLog#L4
https://github.com/FreeRDP/FreeRDP/pull/6382
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-4r38-6hq7-j3j9


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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



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