OpenSUSE Linux update for openvpn



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-12166
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenVPN for Windows
Client/Desktop applications / Software for system administration

Vendor OpenVPN

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU8637

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-2017-12166

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 boundary error in the read_key() function when "Key Method 1" is used. A remote unauthenticated attacker can send a specially crafted key, trigger buffer overflow and cause denial of service or execute arbitrary code on the target system.

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

Mitigation

Update the affected packages.

Vulnerable software versions

OpenVPN for Windows: 2.3.0 - 2.4.3

CPE2.3 External links

https://lists.opensuse.org/opensuse-security-announce/2017-10/msg00082.html


Q & A

Can this vulnerability be exploited remotely?

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