CVE-2016-9564
Boa
- Published
- 30 November 2016
- Last modified
- 17 June 2026
- CVSS
- 7.5 v3.0
- Severity
- high
- EPSS
- 1.4% (71th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- CWE-20
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
Buffer overflow in send_redirect() in Boa Webserver 0.92r allows remote attackers to DoS via an HTTP GET request requesting a long URI with only '/' and '.' characters.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 1.4% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| Boa | Boa | unknown | 0.92r, 0.94.13, 0.94.14, 0.94.14.21 +2 |
References
- http://www.ljcusack.io/cve-2016-9564-stack-based-buffer-overflow-in-boa-0-dot-92r exploit
- http://www.securityfocus.com/bid/94599
- http://www.ljcusack.io/cve-2016-9564-stack-based-buffer-overflow-in-boa-0-dot-92r exploit
- http://www.securityfocus.com/bid/94599
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.