VIR Vulnerability Intelligence Relay

CVE-2010-0295

medium
Published 2010-02-03 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
6.0

Description

lighttpd before 1.4.26, and 1.5.x, allocates a buffer for each read operation that occurs for a request, which allows remote attackers to cause a denial of service (memory consumption) by breaking a request into small pieces that are sent at a slow rate.

Predictions

Exploit likelihood
55%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-33591 dos linux verified
Li Ming · 2010-02-02

lighttpd 1.4/1.5 - Slow Request Handling Remote Denial of Service

Source code queued for fetch — refresh in a moment.

OS impact
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 1.4.26-1
sid Fixed 1.4.26-1
forky Fixed 1.4.26-1
bullseye Fixed 1.4.26-1
bookworm Fixed 1.4.26-1

Application impact
VendorProductVersionsFixed
lighttpdlighttpd1.0.3
lighttpdlighttpd1.1.2
lighttpdlighttpd1.1.5
lighttpdlighttpd1.4.22
lighttpdlighttpd1.4.23
lighttpdlighttpd1.1.9
lighttpdlighttpd1.2.0
lighttpdlighttpd1.3.1
lighttpdlighttpd1.4.3
lighttpdlighttpd1.4.10
lighttpdlighttpd1.1.0
lighttpdlighttpd1.1.1
lighttpdlighttpd1.2.2
lighttpdlighttpd1.2.5
lighttpdlighttpd1.3.0
lighttpdlighttpd1.3.8
lighttpdlighttpd1.4.8
lighttpdlighttpd1.4.13
lighttpdlighttpd1.4.21
lighttpdlighttpd1.1.4
lighttpdlighttpd1.4.11
lighttpdlighttpd1.4.16
lighttpdlighttpd1.2.1
lighttpdlighttpd1.3.14
lighttpdlighttpd1.4.0
lighttpdlighttpd1.4.9
lighttpdlighttpd1.1.7
lighttpdlighttpd1.1.8
lighttpdlighttpd1.2.3
lighttpdlighttpd1.3.15
lighttpdlighttpd1.4.2
lighttpdlighttpd1.4.19
lighttpdlighttpd1.4.20
lighttpdlighttpd1.4.24
lighttpdlighttpd1.2.7
lighttpdlighttpd1.3.4
lighttpdlighttpd1.3.10
lighttpdlighttpd1.4.6
lighttpdlighttpd1.4.7
lighttpdlighttpd1.4.15
lighttpdlighttpd1.5.0
lighttpdlighttpd1.3.6
lighttpdlighttpd1.3.11
lighttpdlighttpd1.3.13
lighttpdlighttpd1.4.14
lighttpdlighttpd1.4.18
lighttpdlighttpd1.0.2
lighttpdlighttpd1.2.6
lighttpdlighttpd1.2.8
lighttpdlighttpd1.3.3
lighttpdlighttpd1.4.4
lighttpdlighttpd{"endIncluding":"1.4.25"}
lighttpdlighttpd1.1.3
lighttpdlighttpd1.1.6
lighttpdlighttpd1.3.2
lighttpdlighttpd1.3.5
lighttpdlighttpd1.3.9
lighttpdlighttpd1.3.12
lighttpdlighttpd1.3.16
lighttpdlighttpd1.4.5
lighttpdlighttpd1.4.12
lighttpdlighttpd1.4.17

References

CWEs

CWE-399

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.