Home/CVE/A memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and A
CVE

CVE-2022-26376

A memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and A

A memory corruption vulnerability exists in the httpd unescape functionality of Asuswrt prior to 3.0.0.4.386_48706 and Asuswrt-Merlin New Gen prior to 386.7.. A specially-crafted HTTP request can lead to memory corruption. An attacker can send a network request to trigger this vulnerability.

CRITICAL · CVSS 9.8 EPSS 0.00697
Act now
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

19
asus asuswrt< 3.0.0.4.386_48706
asuswrt-merlin new gen< 386.7
asus xt8 firmware< 3.0.0.4.386_48706
asus tuf-ax3000 v2 firmware< 3.0.0.4.386_48750
asus xd4 firmware< 3.0.0.4.386_48790
asus et12 firmware< 3.0.0.4.386_48823
asus gt-ax6000 firmware< 3.0.0.4.386_48823
asus xt12 firmware< 3.0.0.4.386_48823
⚠

Public Exploits & PoCs

1
poctalosintelligence.com · TALOS-2022-1511talosintelligence.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · talos-cna@cisco.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Aug 2022 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
yes
Technical impact
partial
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