Vulnerability identifier: #VU22772
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
rsyslog
Server applications /
Other server solutions
Vendor: rsyslog.com
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists in "contrib/pmdb2diag/pmdb2diag.c" due to a boundary condition when the level length is mishandled. A remote attacker can trigger out-of-bounds read error and read contents of memory on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
rsyslog: 8.1908.0
External links
http://github.com/rsyslog/rsyslog/blob/v8-stable/ChangeLog
http://github.com/rsyslog/rsyslog/pull/3875
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.