CVE-2017-5850
OpenBSD httpd Memory Exhaustion Vulnerability
Description
httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.
INFO
Published Date :
March 27, 2017, 3:59 p.m.
Last Modified :
Nov. 21, 2024, 3:28 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2017-5850 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-5850.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
DC-1 is a purposely built vulnerable lab for the purpose of gaining experience in the world of penetration testing. It was designed to be a challenge for beginners, but just how easy it is will depend on your skills and knowledge, and your ability to learn.
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-5850 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-5850 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://marc.info/?l=openbsd-cvs&m=148587359420912&w=2 Added Reference http://packetstormsecurity.com/files/140944/OpenBSD-HTTP-Server-6.0-Denial-Of-Service.html Added Reference http://seclists.org/fulldisclosure/2017/Feb/15 Added Reference http://www.openwall.com/lists/oss-security/2017/02/02/6 Added Reference http://www.securityfocus.com/bid/95997 Added Reference http://www.securitytracker.com/id/1037758 Added Reference https://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/034_httpd.patch.sig Added Reference https://ftp.openbsd.org/pub/OpenBSD/patches/6.0/common/017_httpd.patch.sig Added Reference https://github.com/openbsd/src/commit/142cfc82b932bc211218fbd7bdda8c7ce83f19df Added Reference https://pierrekim.github.io/blog/2017-02-07-openbsd-httpd-CVE-2017-5850.html Added Reference https://www.exploit-db.com/exploits/41278/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Oct. 03, 2019
Action Type Old Value New Value Changed CWE CWE-399 CWE-770 -
Initial Analysis by [email protected]
Mar. 31, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://www.securityfocus.com/bid/95997 No Types Assigned http://www.securityfocus.com/bid/95997 Third Party Advisory, VDB Entry Changed Reference Type http://packetstormsecurity.com/files/140944/OpenBSD-HTTP-Server-6.0-Denial-Of-Service.html No Types Assigned http://packetstormsecurity.com/files/140944/OpenBSD-HTTP-Server-6.0-Denial-Of-Service.html Exploit, Third Party Advisory, VDB Entry Changed Reference Type https://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/034_httpd.patch.sig No Types Assigned https://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/034_httpd.patch.sig Patch, Vendor Advisory Changed Reference Type https://ftp.openbsd.org/pub/OpenBSD/patches/6.0/common/017_httpd.patch.sig No Types Assigned https://ftp.openbsd.org/pub/OpenBSD/patches/6.0/common/017_httpd.patch.sig Patch, Vendor Advisory Changed Reference Type https://github.com/openbsd/src/commit/142cfc82b932bc211218fbd7bdda8c7ce83f19df No Types Assigned https://github.com/openbsd/src/commit/142cfc82b932bc211218fbd7bdda8c7ce83f19df Patch, Third Party Advisory Changed Reference Type http://marc.info/?l=openbsd-cvs&m=148587359420912&w=2 No Types Assigned http://marc.info/?l=openbsd-cvs&m=148587359420912&w=2 Mailing List, Third Party Advisory Changed Reference Type https://www.exploit-db.com/exploits/41278/ No Types Assigned https://www.exploit-db.com/exploits/41278/ Exploit, Patch, Third Party Advisory, VDB Entry Changed Reference Type https://pierrekim.github.io/blog/2017-02-07-openbsd-httpd-CVE-2017-5850.html No Types Assigned https://pierrekim.github.io/blog/2017-02-07-openbsd-httpd-CVE-2017-5850.html Exploit, Patch, Third Party Advisory Changed Reference Type http://seclists.org/fulldisclosure/2017/Feb/15 No Types Assigned http://seclists.org/fulldisclosure/2017/Feb/15 Third Party Advisory, VDB Entry Changed Reference Type http://www.openwall.com/lists/oss-security/2017/02/02/6 No Types Assigned http://www.openwall.com/lists/oss-security/2017/02/02/6 Mailing List, Third Party Advisory Changed Reference Type http://www.securitytracker.com/id/1037758 No Types Assigned http://www.securitytracker.com/id/1037758 Third Party Advisory, VDB Entry Added CWE CWE-399 Added CPE Configuration OR *cpe:2.3:o:openbsd:openbsd:6.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-5850 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-5850
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
6.51 }} 4.62%
score
0.93663
percentile