CVE-2010-0295

Exp

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.

Published: 2010-02-03 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2010-0295 is rated High Exploit Risk (66.8/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 5.56%). 2 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2010-0295

EDB-ID Source Kind Published Link
33591 exploit_db edb 2010-02-02 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2010-0295

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-12-28 5.21% 5.56% +0.35%
2 2025-12-27 5.65% 5.21% -0.44%
3 2025-10-28 — 5.65% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2010-0295

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2010-0295

OS Trackers for CVE-2010-0295

vendor priority summary link
alpine — CVE-2010-0295: 1 source package rows (lighttpd); 5 state rows across 5 repos (3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 0, open 5. https://security.alpinelinux.org/vuln/CVE-2010-0295
debian medium CVE-2010-0295 medium priority: Debian including 1 source packages (lighttpd), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2010-0295
gentoo normal CVE-2010-0295: 1 GLSA(s) (201006-17), 1 atom(s) (www-servers/lighttpd); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2010-0295
redhat — — https://access.redhat.com/security/cve/CVE-2010-0295
ubuntu medium CVE-2010-0295 medium priority: Ubuntu including 1 source packages (lighttpd), 10 status rows across 10 suites (dapper, hardy, intrepid, jaunty, karmic, lucid, maverick, natty, oneiric, upstream): ignored 5, not-affected 4, released 1. https://ubuntu.com/security/CVE-2010-0295

Affected software / configurations for CVE-2010-0295

Vendor Product Version Raw CPE
lighttpd lighttpd <= 1.4.25 cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:*
lighttpd lighttpd 1.0.2 cpe:2.3:a:lighttpd:lighttpd:1.0.2:*:*:*:*:*:*:*
lighttpd lighttpd 1.0.3 cpe:2.3:a:lighttpd:lighttpd:1.0.3:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.0 cpe:2.3:a:lighttpd:lighttpd:1.1.0:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.1 cpe:2.3:a:lighttpd:lighttpd:1.1.1:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.2 cpe:2.3:a:lighttpd:lighttpd:1.1.2:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.3 cpe:2.3:a:lighttpd:lighttpd:1.1.3:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.4 cpe:2.3:a:lighttpd:lighttpd:1.1.4:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.5 cpe:2.3:a:lighttpd:lighttpd:1.1.5:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.6 cpe:2.3:a:lighttpd:lighttpd:1.1.6:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.7 cpe:2.3:a:lighttpd:lighttpd:1.1.7:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.8 cpe:2.3:a:lighttpd:lighttpd:1.1.8:*:*:*:*:*:*:*
lighttpd lighttpd 1.1.9 cpe:2.3:a:lighttpd:lighttpd:1.1.9:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.0 cpe:2.3:a:lighttpd:lighttpd:1.2.0:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.1 cpe:2.3:a:lighttpd:lighttpd:1.2.1:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.2 cpe:2.3:a:lighttpd:lighttpd:1.2.2:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.3 cpe:2.3:a:lighttpd:lighttpd:1.2.3:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.5 cpe:2.3:a:lighttpd:lighttpd:1.2.5:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.6 cpe:2.3:a:lighttpd:lighttpd:1.2.6:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.7 cpe:2.3:a:lighttpd:lighttpd:1.2.7:*:*:*:*:*:*:*
lighttpd lighttpd 1.2.8 cpe:2.3:a:lighttpd:lighttpd:1.2.8:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.0 cpe:2.3:a:lighttpd:lighttpd:1.3.0:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.1 cpe:2.3:a:lighttpd:lighttpd:1.3.1:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.2 cpe:2.3:a:lighttpd:lighttpd:1.3.2:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.3 cpe:2.3:a:lighttpd:lighttpd:1.3.3:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.4 cpe:2.3:a:lighttpd:lighttpd:1.3.4:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.5 cpe:2.3:a:lighttpd:lighttpd:1.3.5:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.6 cpe:2.3:a:lighttpd:lighttpd:1.3.6:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.8 cpe:2.3:a:lighttpd:lighttpd:1.3.8:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.9 cpe:2.3:a:lighttpd:lighttpd:1.3.9:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.10 cpe:2.3:a:lighttpd:lighttpd:1.3.10:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.11 cpe:2.3:a:lighttpd:lighttpd:1.3.11:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.12 cpe:2.3:a:lighttpd:lighttpd:1.3.12:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.13 cpe:2.3:a:lighttpd:lighttpd:1.3.13:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.14 cpe:2.3:a:lighttpd:lighttpd:1.3.14:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.15 cpe:2.3:a:lighttpd:lighttpd:1.3.15:*:*:*:*:*:*:*
lighttpd lighttpd 1.3.16 cpe:2.3:a:lighttpd:lighttpd:1.3.16:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.0 cpe:2.3:a:lighttpd:lighttpd:1.4.0:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.2 cpe:2.3:a:lighttpd:lighttpd:1.4.2:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.3 cpe:2.3:a:lighttpd:lighttpd:1.4.3:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.4 cpe:2.3:a:lighttpd:lighttpd:1.4.4:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.5 cpe:2.3:a:lighttpd:lighttpd:1.4.5:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.6 cpe:2.3:a:lighttpd:lighttpd:1.4.6:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.7 cpe:2.3:a:lighttpd:lighttpd:1.4.7:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.8 cpe:2.3:a:lighttpd:lighttpd:1.4.8:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.9 cpe:2.3:a:lighttpd:lighttpd:1.4.9:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.10 cpe:2.3:a:lighttpd:lighttpd:1.4.10:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.11 cpe:2.3:a:lighttpd:lighttpd:1.4.11:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.12 cpe:2.3:a:lighttpd:lighttpd:1.4.12:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.13 cpe:2.3:a:lighttpd:lighttpd:1.4.13:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.14 cpe:2.3:a:lighttpd:lighttpd:1.4.14:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.15 cpe:2.3:a:lighttpd:lighttpd:1.4.15:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.16 cpe:2.3:a:lighttpd:lighttpd:1.4.16:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.17 cpe:2.3:a:lighttpd:lighttpd:1.4.17:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.18 cpe:2.3:a:lighttpd:lighttpd:1.4.18:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.19 cpe:2.3:a:lighttpd:lighttpd:1.4.19:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.20 cpe:2.3:a:lighttpd:lighttpd:1.4.20:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.21 cpe:2.3:a:lighttpd:lighttpd:1.4.21:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.22 cpe:2.3:a:lighttpd:lighttpd:1.4.22:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.23 cpe:2.3:a:lighttpd:lighttpd:1.4.23:*:*:*:*:*:*:*
lighttpd lighttpd 1.4.24 cpe:2.3:a:lighttpd:lighttpd:1.4.24:*:*:*:*:*:*:*
lighttpd lighttpd 1.5.0 cpe:2.3:a:lighttpd:lighttpd:1.5.0:*:*:*:*:*:*:*

References for CVE-2010-0295

URL Tags
http://blogs.sun.com/security/entry/cve_2010_0295_vulnerability_in
http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.x_fix_slow_request_dos.patch Patch
http://download.lighttpd.net/lighttpd/security/lighttpd-1.5_fix_slow_request_dos.patch Patch
http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txt Patch
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041264.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041296.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041307.html
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00003.html
http://redmine.lighttpd.net/issues/2147
http://redmine.lighttpd.net/projects/lighttpd/repository/revisions/2710
http://redmine.lighttpd.net/projects/lighttpd/repository/revisions/2711
http://secunia.com/advisories/38403 Vendor Advisory
http://secunia.com/advisories/39765
http://security.gentoo.org/glsa/glsa-201006-17.xml
http://www.debian.org/security/2010/dsa-1987
http://www.openwall.com/lists/oss-security/2010/02/01/8
http://www.securityfocus.com/bid/38036 Exploit Patch
http://www.vupen.com/english/advisories/2011/0172
https://exchange.xforce.ibmcloud.com/vulnerabilities/56038
cvelogic Threat Intelligence