CVE-1999-1511

CVE-1999-1511 is a high-severity vulnerability in Artisoft Xtramail with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflows in Xtramail 1.11 allow attackers to cause a denial of service (crash) and possibly execute arbitrary commands via (1) a long PASS command in the POP3 service, (2) a long HELO command in the SMTP service, or (3) a long user name in the Control Service.

Frequently asked questions

What is CVE-1999-1511?
Buffer overflows in Xtramail 1.11 allow attackers to cause a denial of service (crash) and possibly execute arbitrary commands via (1) a long PASS command in the POP3 service, (2) a long HELO command in the SMTP service, or (3) a long user name in the Control Service.
How severe is CVE-1999-1511?
CVE-1999-1511 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-1511 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1511?
CVE-1999-1511 affects Artisoft Xtramail. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1511?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-1999-1511 published?
CVE-1999-1511 was published on 1999-11-10 and last updated on 2026-06-16.

References

Affected products (1)