CVE-2017-9430

critical

Description

Stack-based buffer overflow in dnstracer through 1.9 allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a command line with a long name argument that is mishandled in a strcpy call for argv[0]. An example threat model is a web application that launches dnstracer with an untrusted name string.

References

https://www.exploit-db.com/exploits/42424/

https://www.exploit-db.com/exploits/42115/

https://packetstormsecurity.com/files/142799/DNSTracer-1.8.1-Buffer-Overflow.html

https://cxsecurity.com/issue/WLB-2017060030

Details

Source: Mitre, NVD

Published: 2017-06-05

Updated: 2025-04-20

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical