Vulnerability identifier: #VU108768
Vulnerability risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-155
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
syslog-ng
Server applications /
Other server solutions
Vendor: One Identity
Description
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists within the tls_wildcard_match() function when handling host names with wildcards. A remote attacker can bypass expected security restrictions.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
syslog-ng: 3.6.1 - 4.8.1
External links
https://github.com/syslog-ng/syslog-ng/security/advisories/GHSA-xr54-gx74-fghg
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.