CVE-2021-27249
Published Apr 14, 2021
Last updated a year ago
Overview
- Description
- This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-2020 v1.01rc001 Wi-Fi access points. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of CGI scripts. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-11369.
- Source
- zdi-disclosures@trendmicro.com
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 8.8
- Impact score
- 5.9
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 3.0
- Type
- Secondary
- Base score
- 8.8
- Impact score
- 5.9
- Exploitability score
- 2.8
- Vector string
- CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 8.3
- Impact score
- 10
- Exploitability score
- 6.5
- Vector string
- AV:A/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
- zdi-disclosures@trendmicro.com
- CWE-78
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:dlink:dap-2020_firmware:1.01:rc001:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B0962F7C-1425-478D-9E83-D6560578DFA6"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:dlink:dap-2020:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "F9FF47C9-C3D0-4F84-92A7-FCAA390F4AD0"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]