Remote Code Execution Vulnerability in OpenCATS by Snoopy Security
CVE-2021-25294

9.8CRITICAL

Key Information:

Vendor

Opencats

Status
Opencats
Vendor
CVE Published:
18 January 2021

What is CVE-2021-25294?

The OpenCATS software versions up to 0.9.5-3 are susceptible to a vulnerability that enables remote code execution through the unsafe deserialization of user input. When the 'index.php?m=activity' requests are processed, the application calls the unserialize function on the parameters provided, particularly within the activity:ActivityDataGrid parameter. This flaw can be exploited using the magic __destruct method in the Guzzle HTTP library, leading to potential unauthorized access and manipulation of the system.

References

https://snoopysecurity.github.io/web-application-security...
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https://github.com/snoopysecurity/snoopysecurity.github.i...
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https://www.opencats.org/news/
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EPSS Score

27% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.