Denial of service in Apache ActiveMQ Client



Published: 2016-10-19 | Updated: 2019-07-22
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2015-7559
CWE-ID CWE-776
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		ActiveMQ
Server applications / Mail servers

Vendor Apache Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) XML Entity Expansion

EUVDB-ID: #VU19262

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-7559

CWE-ID: CWE-776 - Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause a denial o service (DoS) attack on the tared system.

The vulnerability exists due to the client package exposed a remote shutdown command in the "ActiveMQConnection" class. A remote attacker can use this flaw to cause a DoS condition on the affected system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ActiveMQ: 5.0.0 - 5.14.4

External links

http://issues.apache.org/jira/browse/AMQ-6470


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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