CVE-2021-20694 : Improper access control vulnerability in DAP-1880AC firmware version 1.21 and ea

Improper access control vulnerability in DAP-1880AC firmware version 1.21 and earlier allows a remote authenticated attacker to bypass access restriction and to start a telnet service via unspecified vectors.

Published 2021-04-26 01:15:08

Updated 2022-07-12 17:42:04

Source JPCERT/CC

View at NVD, CVE.org

Products affected by CVE-2021-20694

Dlink » Dap-1880ac Firmware
Versions up to, including, (<=) 1.21
cpe:2.3:o:dlink:dap-1880ac_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Dlink » Dap-1880ac » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-20694

EPSS FAQ

0.22%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 60 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-20694

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

References for CVE-2021-20694

https://jvn.jp/en/vu/JVNVU92898656/index.html

JVNVU#92898656: D-Link DAP-1880AC contains multiple vulnerabilities
Third Party Advisory

CVEs referencing this url
https://www.dlink-jp.com/support/release/jvnvu92898656_dap-1880ac.html

JVNVU#92898656 「DAP-1880AC脆弱性」に関するご報告| サポート情報 | サポート | D-Link Japan
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2021-20694

Products affected by CVE-2021-20694

Exploit prediction scoring system (EPSS) score for CVE-2021-20694

CVSS scores for CVE-2021-20694

References for CVE-2021-20694