Asuswrt-Merlin New Gen prior 3.0.0.4.386_48706/386.7 httpd memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Asuswrt-Merlin New Gen. Affected by this vulnerability is an unknown functionality of the component httpd. The manipulation results in memory corruption. This vulnerability was named CVE-2022-26376. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Asuswrt-Merlin New Gen. Affected is some unknown functionality of the component httpd. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was presented 08/06/2022 as TALOS-2022-1511. The advisory is shared for download at talosintelligence.com. This vulnerability is traded as CVE-2022-26376 since 04/05/2022. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.0.0.4.386_48706 or 386.7 eliminates this vulnerability.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (Talos): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: New Gen 3.0.0.4.386_48706/386.7

Timelineinfo

04/05/2022 🔍
08/06/2022 +123 days 🔍
08/06/2022 +0 days 🔍
08/31/2022 +25 days 🔍

Sourcesinfo

Advisory: TALOS-2022-1511
Status: Confirmed

CVE: CVE-2022-26376 (🔍)
GCVE (CVE): GCVE-0-2022-26376
GCVE (VulDB): GCVE-100-205788

Entryinfo

Created: 08/06/2022 08:10
Updated: 08/31/2022 09:45
Changes: 08/06/2022 08:10 (40), 08/31/2022 09:45 (21)
Complete: 🔍
Cache ID: 216::103

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