CVE-2009-3586 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 6.4% (pctl 93)
Patch early
A public exploit exists.
Description
Off-by-one error in src/http.c in CoreHTTP 0.5.3.1 and earlier allows remote attackers to cause a denial of service or possibly execute arbitrary code via an HTTP request with a long first line that triggers a buffer overflow. NOTE: this vulnerability reportedly exists because of an incorrect fix for CVE-2007-4060.
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 6.39% — more likely to be exploited than 93% of all CVEs |
| Weakness | CWE-189 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2009-12-08 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| frank yaul | corehttp |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | CoreHTTP Web server 0.5.3.1 - Off-by-One Buffer Overflow | 2009-12-02 |
References
- http://census-labs.com/media/corex.txt
- http://census-labs.com/news/2009/12/02/corehttp-web-server/
- http://www.securityfocus.com/archive/1/508272/100/0/threaded
- http://census-labs.com/media/corex.txt
- http://census-labs.com/news/2009/12/02/corehttp-web-server/
- http://www.securityfocus.com/archive/1/508272/100/0/threaded
→ the Explorer · watch your stack · NVD