MEDIUM
request.c in lighttpd 1.4.15 allows remote attackers to cause a denial of service (daemon crash) by sending an HTTP request with duplicate headers, as demonstrated by a request containing two Location header lines, which results in a segmentation fault
Published Jul 24, 2007
5.8
MEDIUMCVSS 2.0
EPSS 8.07%
Description
request.c in lighttpd 1.4.15 allows remote attackers to cause a denial of service (daemon crash) by sending an HTTP request with duplicate headers, as demonstrated by a request containing two Location header lines, which results in a segmentation fault.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
5.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
8.07% 0.08072
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.08072
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (25 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 8.07% (0.08072) | 94.63th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.07% (0.08072) | 94.05th | v5 (v2026.06.15) |
| May 29, 2026 | 20.87% (0.20872) | 95.72th | v4 (v2025.03.14) |
| Dec 28, 2025 | 15.96% (0.15960) | 94.54th | v4 (v2025.03.14) |
| Dec 27, 2025 | 13.30% (0.13305) | 93.97th | v4 (v2025.03.14) |
| Oct 28, 2025 | 15.59% (0.15590) | 94.38th | v4 (v2025.03.14) |
| Oct 27, 2025 | 13.30% (0.13305) | 93.90th | v4 (v2025.03.14) |
| Oct 1, 2025 | 15.75% (0.15746) | 94.51th | v4 (v2025.03.14) |
| Jul 30, 2025 | 13.44% (0.13443) | 93.91th | v4 (v2025.03.14) |
| Jun 30, 2025 | 15.75% (0.15746) | 94.38th | v4 (v2025.03.14) |
| Mar 30, 2025 | 12.23% (0.12229) | 93.23th | v4 (v2025.03.14) |
| Mar 29, 2025 | 26.53% (0.26529) | 94.10th | v4 (v2025.03.14) |
| Mar 19, 2025 | 12.23% (0.12229) | 92.97th | v4 (v2025.03.14) |
| Mar 17, 2025 | 9.39% (0.09388) | 92.20th | v4 (v2025.03.14) |
| Feb 2, 2025 | 28.06% (0.28061) | 96.88th | v3 (v2023.03.01) |
| Dec 17, 2024 | 25.66% (0.25658) | 96.70th | v3 (v2023.03.01) |
| Dec 16, 2024 | 19.48% (0.19481) | 96.49th | v3 (v2023.03.01) |
| May 27, 2024 | 15.20% (0.15203) | 95.84th | v3 (v2023.03.01) |
| Apr 19, 2024 | 10.47% (0.10475) | 94.92th | v3 (v2023.03.01) |
| Dec 25, 2023 | 10.79% (0.10792) | 94.55th | v3 (v2023.03.01) |
| Mar 8, 2023 | 10.51% (0.10511) | 94.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 11.50% (0.11497) | 94.31th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.57% (0.12567) | 95.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.57% (0.12567) | 95.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.57% (0.12567) | 90.03th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (13)
- http://osvdb.org/38313 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/26130 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/26158 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/26505 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26593 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-200708-11.xml vendor-advisoryx_refsource_GENTOO
- http://trac.lighttpd.net/trac/changeset/1869 x_refsource_MISC
- http://trac.lighttpd.net/trac/ticket/1232 x_refsource_CONFIRM
- http://www.debian.org/security/2007/dsa-1362 vendor-advisoryx_refsource_DEBIAN
- http://www.novell.com/linux/security/advisories/2007_15_sr.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/archive/1/474131/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/24967 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2007/2585 vdb-entryx_refsource_VUPEN
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 24, 2007
Updated Aug 7, 2024
Reserved Jul 23, 2007
Link CVE-2007-3947
CISA Vulnrichment
Updated n/a