CVE-2008-0983

CVE-2008-0983 is a medium-severity vulnerability in Lighttpd 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. The underlying weakness is classified as CWE-399.

Key facts

Description

lighttpd 1.4.18, and possibly other versions before 1.5.0, does not properly calculate the size of a file descriptor array, which allows remote attackers to cause a denial of service (crash) via a large number of connections, which triggers an out-of-bounds access.

Frequently asked questions

What is CVE-2008-0983?
lighttpd 1.4.18, and possibly other versions before 1.5.0, does not properly calculate the size of a file descriptor array, which allows remote attackers to cause a denial of service (crash) via a large number of connections, which triggers an out-of-bounds access.
How severe is CVE-2008-0983?
CVE-2008-0983 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-0983 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-2008-0983?
CVE-2008-0983 primarily affects Lighttpd. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-0983?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-0983 published?
CVE-2008-0983 was published on 2008-02-26 and last updated on 2026-06-16.

References

Affected products (12)

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Other CWE-399 (Resource Management Errors) vulnerabilities

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Threat intelligence

Threat-intel indicators referencing this CVE: