How severe is CVE-1999-0276?

CVE-1999-0276 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-1999-0276 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0276?

CVE-1999-0276 primarily affects Hughes Msql. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0276?

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-1999-0276 published?

CVE-1999-0276 was published on 1999-01-01 and last updated on 2026-06-16.

CVE-1999-0276

CVE-1999-0276 is a high-severity vulnerability in Hughes Msql 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

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hughes Msql
Published: 1999-01-01
Last modified: 2026-06-16

Description

mSQL v2.0.1 and below allows remote execution through a buffer overflow.

Frequently asked questions

What is CVE-1999-0276?: mSQL v2.0.1 and below allows remote execution through a buffer overflow.
How severe is CVE-1999-0276?: CVE-1999-0276 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-0276 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0276?: CVE-1999-0276 primarily affects Hughes Msql. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0276?: 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-1999-0276 published?: CVE-1999-0276 was published on 1999-01-01 and last updated on 2026-06-16.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0276

Affected products (2)

cpe:2.3:a:hughes:msql:2.0.:*:*:*:*:*:*:*
cpe:2.3:a:hughes:msql:2.0.1:*:*:*:*:*:*:*

More vulnerabilities in Hughes Msql

CVE-2000-0012 — Critical (CVSS 10.0): Buffer overflow in w3-msql CGI program in miniSQL package allows remote attackers to execute commands.
CVE-1999-0753 — High (CVSS 7.5): The w3-msql CGI script provided with Mini SQL allows remote attackers to view restricted directories.
CVE-1999-1260 — High (CVSS 7.5): mSQL (Mini SQL) 2.0.6 allows remote attackers to obtain sensitive server information such as logged users, database…
CVE-2001-1225 — Low (CVSS 2.1): Hughes Technology Mini SQL 2.0.10 through 2.0.12 allows local users to cause a denial of service by creating a very…

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