LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623 Realtek rtl819x Jungle SDK mib_init_value_array heap-based 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$0-$5k0.00

Summaryinfo

A vulnerability has been found in LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623 and classified as critical. The impacted element is the function mib_init_value_array of the component Realtek rtl819x Jungle SDK. The manipulation leads to heap-based overflow. This vulnerability is uniquely identified as CVE-2024-21778. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623. This issue affects the function mib_init_value_array of the component Realtek rtl819x Jungle SDK. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A heap-based buffer overflow vulnerability exists in the configuration file mib_init_value_array functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted .dat file can lead to arbitrary code execution. An attacker can upload a malicious file to trigger this vulnerability.

The advisory is shared at talosintelligence.com. The identification of this vulnerability is CVE-2024-21778 since 01/10/2024. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are required for exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/12/2024).

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.2
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 7.2
CNA Vector (talos): 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / 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

01/10/2024 🔍
07/08/2024 +179 days 🔍
07/08/2024 +0 days 🔍
07/12/2024 +4 days 🔍

Sourcesinfo

Advisory: TALOS-2024-1911
Status: Not defined

CVE: CVE-2024-21778 (🔍)
GCVE (CVE): GCVE-0-2024-21778
GCVE (VulDB): GCVE-100-270497

Entryinfo

Created: 07/08/2024 17:54
Updated: 07/12/2024 05:48
Changes: 07/08/2024 17:54 (64), 07/12/2024 05:48 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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