CVE-1999-1553 EXPLOIT
10.0
HIGH · CVSS 2.0 · EPSS 6% (pctl 93)
Patch early
A public exploit exists.
Description
Buffer overflow in XCmail 0.99.6 with autoquote enabled allows remote attackers to execute arbitrary commands via a long subject line.
Scoring
| CVSS | 10.0 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
| EPSS | 5.98% — more likely to be exploited than 93% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 1999-05-01 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| xcmail | xcmail |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Xcmail 0.99.6 - Local Buffer Overflow | 1999-03-02 |
References
→ the Explorer · watch your stack · NVD