Privilege escalation in Lenovo System Update
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-4568 |
| CWE-ID | CWE-276 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Lenovo System Update Client/Desktop applications / Office applications |
| Vendor | Lenovo |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Incorrect default permissions
EUVDB-ID: #VU73736
Risk: Low
CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-4568
CWE-ID:
CWE-276 - Incorrect Default Permissions
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A local user with access to the system can escalate privileges on the system.
Install updates from vendor's website.
Vulnerable software versionsLenovo System Update: 5.07.00.0110 - 5.07.0140
External linkshttp://support.lenovo.com/us/en/product_security/LEN-103545
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website or open a file.
The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
