Integer overflow in freerdp (Alpine package)



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 (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

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 update from vendor's website.

Vulnerable software versions

freerdp (Alpine package): 1.1.0-r0 - 2.1.2-r0

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=50e0bdb413d79bd2ec3ecb2aeb4ad0f1ea979383
https://git.alpinelinux.org/aports/commit/?id=65101f0f4e2da8afcb2fa82853a25f630c13a799


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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