Vulnerability identifier: #VU73157
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-125
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Drachtio Server
Server applications /
Conferencing, Collaboration and VoIP solutions
Vendor: drachtio
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read when processing a long Request-URI in an INVITE request. A remote attacker can send a specially crafted request to the server and perform a denial of service attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Drachtio Server: 0.2.0 - 0.8.18 rc8
External links
http://github.com/drachtio/drachtio-server/commit/a63d01854987d9fd846cdc9265af38ee9eb72490
http://github.com/drachtio/drachtio-server/compare/v0.8.18...v0.8.19
http://github.com/drachtio/drachtio-server/pull/238
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.