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ZdiCVELIST:CVE-2021-35004

HistoryJan 21, 2022 - 3:45 p.m.

CVE-2021-35004

2022-01-2115:45:15

CWE-121

zdi

www.cve.org

vulnerability

tp-link

wireless access points

dns responses

arbitrary code execution

authentication bypass

stack-based buffer overflow

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.024

Percentile

90.2%

JSON

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link TL-WA1201 1.0.1 Build 20200709 rel.66244(5553) wireless access points. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. A crafted DNS message can trigger an overflow of a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-14656.

CNA Affected

[
  {
    "product": "TL-WA1201",
    "vendor": "TP-Link",
    "versions": [
      {
        "status": "affected",
        "version": "1.0.1 Build 20200709 rel.66244(5553)"
      }
    ]
  }
]

References

www.zerodayinitiative.com/advisories/ZDI-22-081/

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.024

Percentile

90.2%

JSON

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