CVE-2006-5551 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 5.2% (pctl 92)
Patch early
A public exploit exists.
Description
Stack-based buffer overflow in QK SMTP 3.01 and earlier might allow remote attackers to execute arbitrary code via a long argument to the RCPT TO command.
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 5.19% — more likely to be exploited than 92% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2006-10-26 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| qksoft | qk smtp |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | QK SMTP 3.01 - 'RCPT TO' Remote Buffer Overflow (2) | 2007-01-01 |
| exploit-db | QK SMTP 3.01 - 'RCPT TO' Remote Buffer Overflow (1) | 2006-10-25 |
| exploit-db | QK SMTP 3.01 - 'RCPT TO' Remote Denial of Service | 2006-10-23 |
References
- http://secunia.com/advisories/22563
- http://securitytracker.com/id?1017114
- http://www.securityfocus.com/bid/20681
- http://www.vupen.com/english/advisories/2006/4169
- https://www.exploit-db.com/exploits/2625
- http://secunia.com/advisories/22563
- http://securitytracker.com/id?1017114
- http://www.securityfocus.com/bid/20681
- http://www.vupen.com/english/advisories/2006/4169
- https://www.exploit-db.com/exploits/2625
→ the Explorer · watch your stack · NVD