CVE-2020-10883 — HIGH (7.8)

Vulnerability Description

This vulnerability allows local attackers to escalate privileges on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the file system. The issue lies in the lack of proper permissions set on the file system. An attacker can leverage this vulnerability to escalate privileges. Was ZDI-CAN-9651.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tp-Link	Ac1750 Firmware	190726
Tp-Link	Ac1750	-

Related Weaknesses (CWE)

CWE-732

References

http://packetstormsecurity.com/files/157255/TP-Link-Archer-A7-C7-UnauthenticatedExploitThird Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-335/Third Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/157255/TP-Link-Archer-A7-C7-UnauthenticatedExploitThird Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-335/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-10883?

CVE-2020-10883 is a vulnerability with a CVSS score of 7.8 (HIGH). This vulnerability allows local attackers to escalate privileges on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. An attacker must first obtain the ability to execut...

How severe is CVE-2020-10883?

CVE-2020-10883 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-10883?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Ac1750 Firmware, Tp-Link Ac1750.