Infinite loop in Mongoose - CVE-2017-2909
Published: November 2, 2017
Vulnerability identifier: #VU9106
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-2909
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cesanta Software Ltd.
Affected software:
Mongoose
Mongoose
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in the DNS server functionality due to improper input validation. A remote attacker can send a specially crafted DNS request, trigger an infinite loop programming error, cause an infinite loop resulting in high CPU usage and the server crash.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists in the DNS server functionality due to improper input validation. A remote attacker can send a specially crafted DNS request, trigger an infinite loop programming error, cause an infinite loop resulting in high CPU usage and the server crash.
Successful exploitation of the vulnerability results in denial of service.
How to mitigate CVE-2017-2909
Update to version 6.10.