#VU12650 Improper input validation in Pivotal Spring Framework - CVE-2018-1257

Vulnerability identifier: #VU12650

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-1257

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Pivotal Spring Framework
Server applications / Frameworks for developing and running applications

Vendor: Pivotal

Description
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists in the spring-messaging module due to improper processing of messages by applications, which expose Simple Text Orientated Messaging Protocol (STOMP) over WebSocket endpoints with a simple, in-memory STOMP broker through the spring-messaging module. A remote attacker can send a specially crafted message and conduct ReDoS attack.

Mitigation
Update to version 5.0.6 or 4.3.17.

Vulnerable software versions

Pivotal Spring Framework: 4.3.0 - 4.3.16, 5.0.0 - 5.0.5

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External links
https://pivotal.io/security/cve-2018-1257

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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