Remote code execution in Palo Alto Networks Cortex XSOAR



Published: 2021-08-13
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-26701
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cortex XSOAR
Server applications / DLP, anti-spam, sniffers

Vendor Palo Alto Networks, Inc.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Input validation error

EUVDB-ID: #VU50496

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-26701

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input in .NET Core. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cortex XSOAR: before 7.1.3.20270

External links

http://security.paloaltonetworks.com/CVE-2021-26701


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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