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

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 08/30/2023).

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

Productinfo

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Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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

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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: 🔍

Local: No
Remote: Partially

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 🔍
08/30/2023 +22 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2023-38922 (🔍)

Entryinfo

Created: 08/08/2023 07:42 AM
Updated: 08/30/2023 06:22 PM
Changes: 08/08/2023 07:42 AM (39), 08/30/2023 06:22 PM (11)
Complete: 🔍
Cache ID: 18:D22:40

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