Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-25269 |
CWE-ID | CWE-416 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
InspIRCd Server applications / Conferencing, Collaboration and VoIP solutions |
Vendor | InspIRCd |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU46820
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-25269
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote user to crash the daemon.
The vulnerability exists due to a use-after-free error within the pgsql module in InspIRCd. A remote user can send specially crafted request to the daemon, trigger a use-after-free error and crash the server..
Successful exploitation of the vulnerability requires that sqlauth or sqloper modules are used.
Install updates from vendor's website.
Vulnerable software versionsInspIRCd: 2.0.0 - 3.5.0
External linkshttp://docs.inspircd.org/security/2020-01/
http://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9
http://github.com/inspircd/inspircd/compare/v2.0.28...07d7dea
http://www.debian.org/security/2020/dsa-4764
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.