CVE-2019-17502 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://hydra.hellug.gr https://gist.github.com/fxb6476/0b9883a88ff2ca40de46a8469834e16c

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5