Information disclosure in Horner Automation Cscape



Published: 2021-02-08 | Updated: 2021-02-09
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-22663
CWE ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cscape
Universal components / Libraries / Software for developers

Vendor

Security Advisory

Updated: 09.02.2021

Updated vulnerability description.

1) Out-of-bounds read

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-22663

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition when parsing project files. A remote attacker can create a specially crafted CSP files, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Note: An attacker can leverage this vulnerability to execute code in the context of the current process. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cscape: before 9.90 SP3.5

CPE External links

https://ics-cert.us-cert.gov/advisories/icsa-21-035-02
https://www.zerodayinitiative.com/advisories/ZDI-21-158/

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.



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