How severe is CVE-1999-1523?

CVE-1999-1523 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-1999-1523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1523?

CVE-1999-1523 primarily affects Sambar Sambar Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-1523?

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-1999-1523 published?

CVE-1999-1523 was published on 1999-10-04 and last updated on 2026-06-16.

CVE-1999-1523

CVE-1999-1523 is a high-severity vulnerability in Sambar Sambar Server 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: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sambar Sambar Server
Published: 1999-10-04
Last modified: 2026-06-16

Description

Buffer overflow in Sambar Web Server 4.2.1 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long HTTP GET request.

Frequently asked questions

What is CVE-1999-1523?: Buffer overflow in Sambar Web Server 4.2.1 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long HTTP GET request.
How severe is CVE-1999-1523?: CVE-1999-1523 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-1523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1523?: CVE-1999-1523 primarily affects Sambar Sambar Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-1523?: 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-1999-1523 published?: CVE-1999-1523 was published on 1999-10-04 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:sambar:sambar_server:*:*:*:*:*:*:*:*
cpe:2.3:a:sambar:sambar_server:4.2.1:*:*:*:*:*:*:*

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