Realtek Jungle SDK up to 3.4.14B MP Daemon UDPServer memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Realtek Jungle SDK up to 3.4.14B and classified as critical. This affects an unknown function of the file UDPServer of the component MP Daemon. This manipulation causes memory corruption. This vulnerability is registered as CVE-2021-35394. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Realtek Jungle SDK up to 3.4.14B. It has been declared as critical. Affected by this vulnerability is an unknown part of the file UDPServer of the component MP Daemon. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 08/16/2021. The advisory is shared at iot-inspector.com. This vulnerability is known as CVE-2021-35394. Technical details and also a exploit are known. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/05/2025).

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 12/10/2021 with a due date of 12/24/2021:

Apply updates per vendor instructions.

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

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

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

06/23/2021 🔍
08/16/2021 +54 days 🔍
08/16/2021 +0 days 🔍
02/05/2025 +1269 days 🔍

Sourcesinfo

Advisory: iot-inspector.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-35394 (🔍)
GCVE (CVE): GCVE-0-2021-35394
GCVE (VulDB): GCVE-100-180925
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/16/2021 16:21
Updated: 02/05/2025 08:16
Changes: 08/16/2021 16:21 (38), 08/18/2021 17:23 (2), 04/22/2024 10:45 (26), 09/16/2024 16:57 (2), 02/05/2025 08:16 (30)
Complete: 🔍
Cache ID: 216::103

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