Vulnerability identifier: #VU26404

Vulnerability risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:F/RL:O/RC:C]

CVE-ID: CVE-2020-10883

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
Archer A7
Hardware solutions / Routers for home users

Vendor: TP-Link

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a lack of proper permissions set on the file system. A local user can gain elevated privileges on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Archer A7: 190726

---

External links
http://www.zerodayinitiative.com/advisories/ZDI-20-335/

---

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.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.