Netgear JWNR2000v2/XWN5001/XAVN2001v2 update_auth http_passwd/http_username parameters buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Netgear JWNR2000v2, XWN5001 and XAVN2001v2 and classified as critical. Affected is the function update_auth. This manipulation of the argument http_passwd/http_username parameters causes buffer overflow. This vulnerability appears as CVE-2023-38922. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in Netgear JWNR2000v2, XWN5001 and XAVN2001v2 (Wireless LAN Software) (the affected version unknown). Affected by this vulnerability is the function update_auth. The manipulation of the argument http_passwd/http_username parameters with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Netgear JWNR2000v2 v1.0.0.11, XWN5001 v0.4.1.1, and XAVN2001v2 v0.4.0.7 were discovered to contain multiple buffer overflows via the http_passwd and http_username parameters in the update_auth function.

The weakness was presented 08/08/2023. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2023-38922 since 07/25/2023. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/20/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-42682). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

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: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / 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: no mitigation known
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-2023-38922 (🔍)
GCVE (CVE): GCVE-0-2023-38922
GCVE (VulDB): GCVE-100-236323
EUVD: 🔍

Entryinfo

Created: 08/08/2023 07:42
Updated: 01/20/2026 13:25
Changes: 08/08/2023 07:42 (39), 08/30/2023 18:22 (11), 01/20/2026 13:25 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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