Vulnerability Details : CVE-2020-10916
This vulnerability allows network-adjacent attackers to escalate privileges on affected installations of TP-Link TL-WA855RE Firmware Ver: 855rev4-up-ver1-0-1-P1[20191213-rel60361] Wi-Fi extenders. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the first-time setup process. The issue results from the lack of proper validation on first-time setup requests. An attacker can leverage this vulnerability to reset the password for the Admin account and execute code in the context of the device. Was ZDI-CAN-10003.
Vulnerability category: Execute codeBypassGain privilege
Products affected by CVE-2020-10916
- cpe:2.3:o:tp-link:tl-wa855re_firmware:190408:*:*:*:*:*:*:*
- cpe:2.3:o:tp-link:tl-wa855re_firmware:191213:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-10916
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 19 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-10916
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.2
|
MEDIUM | AV:A/AC:L/Au:S/C:P/I:P/A:P |
5.1
|
6.4
|
NIST | |
|
8.0
|
HIGH | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.1
|
5.9
|
Zero Day Initiative | |
|
8.0
|
HIGH | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.1
|
5.9
|
NIST |
CWE ids for CVE-2020-10916
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by:
- nvd@nist.gov (Primary)
- zdi-disclosures@trendmicro.com (Secondary)
References for CVE-2020-10916
-
https://www.zerodayinitiative.com/advisories/ZDI-20-553/
ZDI-20-553 | Zero Day InitiativeThird Party Advisory;VDB Entry
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