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Remote code execution in InPage



Published: 2016-11-23 | Updated: 2017-11-04
Severity Critical
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2017-12824
CWE ID CWE-119
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
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InPage
Client/Desktop applications / Office applications

Vendor Concept Software Private Limited

Security Advisory

This security advisory describes one critical risk vulnerability.

1) Buffer overflow

Severity: Critical

CVSSv3: 8.6 [CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C] [PCI]

CVE-ID: CVE-2017-12824

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: Yes [Search exploit]

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists within text processor when parsing .inp files. A remote attacker can create a specially crafted .inp file, trick the victim to open it and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of this vulnerability may result in full system compromise.

Note: this vulnerability is being actively exploited in the wild against financial institutions in Asia. The latest attack report is dated November 3, 2017.

Mitigation

Install update from vendor's website. Reportedly, version 3.6.0 fixes the vulnerability.

Vulnerable software versions

InPage: 2009, 2014, 2015, 2016

CPE External links

https://securelist.com/blog/research/76717/inpage-zero-day-exploit-used-to-attack-financial-institutions-in-asia/
https://researchcenter.paloaltonetworks.com/2017/11/unit42-recent-inpage-exploits-lead-multiple-malw...

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.