openEuler 20.03 LTS SP1 update for freerdp

1) Integer overflow

EUVDB-ID: #VU32882

Risk: Low

CVSSv3.1: 2.3 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

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 repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

libwinpr: before 2.11.1-1

freerdp-devel: before 2.11.1-1

libwinpr-devel: before 2.11.1-1

freerdp-help: before 2.11.1-1

freerdp-debuginfo: before 2.11.1-1

freerdp-debugsource: before 2.11.1-1

freerdp: before 2.11.1-1

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1719

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.