CVE-2019-17502
Hydra NULL Pointer Dereference Denial of Service
Description
Hydra through 0.1.8 has a NULL pointer dereference and daemon crash when processing POST requests that lack a Content-Length header. read.c, request.c, and util.c contribute to this. The process_header_end() function calls boa_atoi(), which ultimately calls atoi() on a NULL pointer.
INFO
Published Date :
Oct. 12, 2019, 8:15 p.m.
Last Modified :
Oct. 17, 2019, 3:58 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2019-17502 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-2019-17502.
| URL | Resource |
|---|---|
| http://hydra.hellug.gr | Third Party Advisory |
| https://gist.github.com/fxb6476/0b9883a88ff2ca40de46a8469834e16c | Exploit Third Party Advisory |
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).
Hydra v0.1.8 webserver with marginally less CVEs.
c firmware webserver hydra eol cve-2019-17502
Makefile M4 Shell C Yacc Lex Perl
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-17502 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-17502 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.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Oct. 17, 2019
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://hydra.hellug.gr No Types Assigned http://hydra.hellug.gr Third Party Advisory Changed Reference Type https://gist.github.com/fxb6476/0b9883a88ff2ca40de46a8469834e16c No Types Assigned https://gist.github.com/fxb6476/0b9883a88ff2ca40de46a8469834e16c Exploit, Third Party Advisory Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:a:hydra_project:hydra:*:*:*:*:*:*:*:* versions up to (including) 0.1.8
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-17502 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-2019-17502
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.12 }} 0.00%
score
0.43869
percentile