SARA / Free Tools / CVE / CVE-2018-25103

CVE-2018-25103 — There exists use-after-free vulnerabilities in lighttpd <= 1

There exists use-after-free vulnerabilities in lighttpd <= 1.4.50 request parsing which might read from invalid pointers to memory used in the same request, not from other requests.

CVSS
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EPSS
0.34% (top 43.50%)
CWE
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Published
2024-06-17T18:02:57.162Z
Last modified
2025-09-15T20:05:35.756Z
CVSS vector
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01What is this vulnerability?

There exists use-after-free vulnerabilities in lighttpd <= 1.4.50 request parsing which might read from invalid pointers to memory used in the same request, not from other requests.

02Affected products

VendorProductVersions
lighttpdlighttpd*

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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