Vulnerability identifier: #VU9962

Vulnerability risk: Low

CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2017-14457

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CPP-Ethereum
Universal components / Libraries / Software for developers

Vendor: Ethereum

Description
The vulnerability allows a remote attacker to obtain potentially sensitive information or cause DoS condition on the target system.

The weakness exists due to an insufficient validation of user-supplied input. A remote attacker can create and send a specially crafted smart contract containing malicious code, trigger an out-of-bounds read and gain access to arbitrary data or cause the application to crash.

Mitigation
Cybersecurity Help is currently unaware of any solutions addressing the vulnerability.

Vulnerable software versions

CPP-Ethereum: All versions

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External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0503

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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.