Denial of service in Pulse Connect Secure



Published: 2021-10-22
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-22965
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Pulse Connect Secure
Server applications / Remote access servers, VPN

Vendor Pulse Secure

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU57598

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-22965

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Pulse Connect Secure: 9.0R1 - 9.1R12

Fixed software versions

CPE2.3 External links

http://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44899/p?pubstatus=o


Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?



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