CVE-2021-35392
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
Realtek Jungle SDK version v2.x up to v3.4.14B provides a 'WiFi Simple Config' server that implements both UPnP and SSDP protocols. The binary is usually named wscd or mini_upnpd and is the successor to miniigd. The server is vulnerable to a heap buffer overflow that is present due to unsafe crafting of SSDP NOTIFY messages from received M-SEARCH messages ST header.
Overview
- CVE ID
- CVE-2021-35392
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-08-16T12:15:07
- Last Modified Date
- 2021-08-25T19:04:01
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:realtek:jungle_sdk:*:*:*:*:*:*:*:* | 1 | OR | 2.0 | 3.4.14b |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.8
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en | Patch Vendor Advisory |
| https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain | Exploit Third Party Advisory |
| https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf | Patch Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-35392 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35392 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:56:00 | Added to TrackCVE | |||
| 2022-12-05 08:17:35 | 2021-08-16T12:15Z | 2021-08-16T12:15:07 | CVE Published Date | updated |
| 2022-12-05 08:17:35 | 2021-08-25T19:04:01 | CVE Modified Date | updated | |
| 2022-12-05 08:17:35 | Analyzed | Vulnerability Status | updated |