Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-3063 |
CWE-ID | CWE-755 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Palo Alto PAN-OS Operating systems & Components / Operating system |
Vendor | Palo Alto Networks, Inc. |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU58106
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3063
CWE-ID:
CWE-755 - Improper Handling of Exceptional Conditions
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform denial of service (DoS) attack.
The vulnerability exists due to improper handling of exceptional conditions in GlobalProtect portal and gateway interfaces. A remote non-authenticated attacker can send specifically crafted traffic to a GlobalProtect interface that causes the service to stop responding.
Successful exploitation of the vulnerability may result in a denial of service (DoS) attack.
Install updates from vendor's website.
Vulnerable software versionsPalo Alto PAN-OS: 8.1 - 10.1.2
External linkshttp://security.paloaltonetworks.com/CVE-2021-3063
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.