Netgear WG302v2 5.1.19/5.2.9 upgrade_handler firmwareRestore/firmwareServerip command injection

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Netgear WG302v2 5.1.19/5.2.9 and classified as critical. Affected by this vulnerability is the function upgrade_handler. Such manipulation of the argument firmwareRestore/firmwareServerip leads to command injection. This vulnerability is traded as CVE-2023-38921. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Netgear WG302v2 5.1.19/5.2.9 (Wireless LAN Software). Affected by this issue is the function upgrade_handler. The manipulation of the argument firmwareRestore/firmwareServerip with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Netgear WG302v2 v5.2.9 and WAG302v2 v5.1.19 were discovered to contain multiple command injection vulnerabilities in the upgrade_handler function via the firmwareRestore and firmwareServerip parameters.

The weakness was shared 08/08/2023. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2023-38921 since 07/25/2023. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-42681). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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: 🔍

Timelineinfo

07/25/2023 🔍
08/08/2023 +14 days 🔍
08/08/2023 +0 days 🔍
01/20/2026 +896 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2023-38921 (🔍)
GCVE (CVE): GCVE-0-2023-38921
GCVE (VulDB): GCVE-100-236324
EUVD: 🔍

Entryinfo

Created: 08/08/2023 07:42
Updated: 01/20/2026 13:25
Changes: 08/08/2023 07:42 (41), 08/30/2023 18:30 (11), 01/20/2026 13:25 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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