CVE-2021-27246
Published Apr 14, 2021
Last updated 4 years ago
Overview
- Description
- This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoint. A crafted TCP message can write stack pointers to the stack. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-12306.
- 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
- Impact score
- 5.9
- Exploitability score
- 2.1
- Vector string
- CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 3.0
- Type
- Secondary
- Base score
- 8
- Impact score
- 5.9
- Exploitability score
- 2.1
- Vector string
- CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 7.9
- Impact score
- 10
- Exploitability score
- 5.5
- Vector string
- AV:A/AC:M/Au:N/C:C/I:C/A:C
Weaknesses
- zdi-disclosures@trendmicro.com
- CWE-121
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:tp-link:ac1750_firmware:1.0.15:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "61DC6CC0-E337-484C-8469-18A2F2BC27AC"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:tp-link:ac1750:a7:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "F42A7EDC-ECE1-4D62-8DD7-8EB68A0F8215"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]