Silicon Labs Ember ZNet memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

A vulnerability classified as critical has been found in Silicon Labs Ember ZNet (the affected version is unknown). Affected is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. CVE summarizes:

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Silicon Labs Ember ZNet allows Overflow Buffers.

The weakness was presented 11/14/2022. The advisory is shared for download at siliconlabs.lightning.force.com. This vulnerability is traded as CVE-2022-24937 since 02/10/2022. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/18/2022).

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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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Silicon Labs): 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: 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

02/10/2022 🔍
11/14/2022 +277 days 🔍
11/14/2022 +0 days 🔍
12/18/2022 +34 days 🔍

Sourcesinfo

Advisory: siliconlabs.lightning.force.com
Status: Confirmed

CVE: CVE-2022-24937 (🔍)

Entryinfo

Created: 11/14/2022 09:30 PM
Updated: 12/18/2022 07:12 AM
Changes: 11/14/2022 09:30 PM (46), 12/18/2022 07:12 AM (12)
Complete: 🔍
Cache ID: 18:1E0:40

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