CVE-2022-38955
CVSS V2 None
CVSS V3 High 7.5
Description
An exploitable firmware modification vulnerability was discovered on the Netgear WPN824EXT WiFi Range Extender. An attacker can conduct a MITM attack to modify the user-uploaded firmware image and bypass the CRC check. A successful attack can either introduce a backdoor to the device or make the device DoS. This affects Firmware Version: 1.1.1_1.1.9.
Overview
- CVE ID
- CVE-2022-38955
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2022-09-20T18:15:10
- Last Modified Date
- 2022-09-22T15:00:41
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:netgear:wpn824ext_firmware:1.1.1_1.1.9:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:netgear:wpn824ext:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 1.6
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.netgear.com/about/security/ | |
| https://hackmd.io/@eupX2KdkT6iNpqJUWk9p4A/SyAnOSd1s |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2022-38955 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-38955 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-09-20 19:00:23 | Added to TrackCVE |