CVE-1999-0991

CVE-1999-0991 is a medium-severity vulnerability in Goodtech Telnet Server Nt with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Buffer overflow in GoodTech Telnet Server NT allows remote users to cause a denial of service via a long login name.

Frequently asked questions

What is CVE-1999-0991?
Buffer overflow in GoodTech Telnet Server NT allows remote users to cause a denial of service via a long login name.
How severe is CVE-1999-0991?
CVE-1999-0991 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-1999-0991 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0991?
CVE-1999-0991 affects Goodtech Telnet Server Nt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-0991?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-1999-0991 published?
CVE-1999-0991 was published on 1999-12-06 and last updated on 2026-06-16.

References

Affected products (1)