HOMEVULNERABILITIESCVE-2010-0295
MEDIUMPOC

CVE-2010-0295

CWE-399Published: February 3, 2010· Updated: Jun 16, 2026

5.0
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2010-0295 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2010-0295. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Vendors & Products

lighttpd1 product(s)
lighttpd
Source: NVD CPE · 62 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttp://download.lighttpd.net/lighttpd/security/lighttpd-1.4.x_fix_slow_request_dos.patch
PATCHhttp://download.lighttpd.net/lighttpd/security/lighttpd-1.5_fix_slow_request_dos.patch
PATCHhttp://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txt
PATCHhttp://www.securityfocus.com/bid/38036
PATCHhttp://download.lighttpd.net/lighttpd/security/lighttpd-1.4.x_fix_slow_request_dos.patch
PATCHhttp://download.lighttpd.net/lighttpd/security/lighttpd-1.5_fix_slow_request_dos.patch
PATCHhttp://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txt
PATCHhttp://www.securityfocus.com/bid/38036
ADVISORYhttp://secunia.com/advisories/38403
ADVISORYhttp://secunia.com/advisories/38403

All References (38)

→
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.patchPatch
→
http://download.lighttpd.net/lighttpd/security/lighttpd-1.5_fix_slow_request_dos.patchPatch
→
http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2010_01.txtPatch
→
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/38403Vendor Advisory
→
http://secunia.com/advisories/39765
→
http://security.gentoo.org/glsa/glsa-201006-17.xml
→
http://www.debian.org/security/2010/dsa-1987

Quick Facts

CVE IDCVE-2010-0295
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessCWE-399
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedFeb 3, 2010

Related CVEs (CWE-399)

CVE-2010-0477
10.0
CVE-2009-3103
10.0
CVE-2010-4711
10.0
CVE-2008-3641
10.0
CVE-2009-2464
10.0
CVE-2010-0476
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2010-0295 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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