Vulnerability identifier: #VU82735

Vulnerability risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2005-4900

CWE-ID: CWE-326

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PT-G503
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Moxa

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to inadequate encryption strength. A remote attacker can decrypt the data using spoofing attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PT-G503: 5.2

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External links
http://ia.cr/2007/474
http://shattered.io/
http://www.cwi.nl/news/2017/cwi-and-google-announce-first-collision-industry-security-standard-sha-1
http://www.securityfocus.com/bid/12577
http://arstechnica.com/security/2017/02/at-deaths-door-for-years-widely-used-sha1-function-is-now-dead/
http://kc.mcafee.com/corporate/index?page=content&id=SB10340
http://security.googleblog.com/2015/12/an-update-on-sha-1-certificates-in.html
http://security.googleblog.com/2017/02/announcing-first-sha1-collision.html
http://sites.google.com/site/itstheshappening
http://www.schneier.com/blog/archives/2005/02/sha1_broken.html
http://www.schneier.com/blog/archives/2005/08/new_cryptanalyt.html

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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.