Code execution in Palo Alto PAN-OS
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3054 |
| CWE-ID | CWE-367 |
| 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 low risk vulnerability.
1) Time-of-check Time-of-use (TOCTOU) Race Condition
EUVDB-ID: #VU56407
Risk: Low
CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3054
CWE-ID:
CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Exploit availability: No
DescriptionThe vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in the Palo Alto Networks PAN-OS web interface during plugin installation. A remote authenticated administrator with permission to upload plugins can execute arbitrary code with root user privileges.
MitigationInstall updates from vendor's website.
Vulnerable software versionsPalo Alto PAN-OS: 8.1 - 10.1.1
External linkshttp://security.paloaltonetworks.com/CVE-2021-3054
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
