This security advisory describes one medium risk vulnerability.

1) Buffer overflow

Severity: Medium

6.5 [CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]


CWE-119 – Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability:


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

The vulnerability exists due to a boundary within the get_cert_name() function in gnutls.c. A remote attacker can trick the victim to connect to a malicious VPN server, trigger buffer overflow and crash the client or execute arbitrary code on the system.

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


Update the affected package openconnect to version 1

Vulnerable software versions

Arch Linux:


External links

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.

Source link

Write a comment:

Your email address will not be published.