Yi Home Camera 27US 1.8.7.0D UDP Packet key management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Yi Home Camera 27US 1.8.7.0D. Affected by this vulnerability is an unknown functionality of the component UDP Packet Handler. Such manipulation leads to key management. This vulnerability is traded as CVE-2018-3934. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Yi Home Camera 27US 1.8.7.0D. Affected by this issue is an unknown function of the component UDP Packet Handler. The manipulation with an unknown input leads to a key management vulnerability. Using CWE to declare the problem leads to CWE-320. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An exploitable code execution vulnerability exists in the firmware update functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted set of UDP packets can cause a logic flaw, resulting in an authentication bypass. An attacker can sniff network traffic and send a set of packets to trigger this vulnerability.

The bug was discovered 10/31/2018. The weakness was shared 11/02/2018 (Website). The advisory is available at talosintelligence.com. This vulnerability is handled as CVE-2018-3934 since 01/02/2018. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

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

The entries VDB-126435, VDB-126433, VDB-126432 and VDB-126431 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.7
VulDB Meta Temp Score: 8.7

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.0
CNA Vector (Talos): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Key management
CWE: CWE-320
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

01/02/2018 🔍
10/31/2018 +302 days 🔍
11/02/2018 +2 days 🔍
11/02/2018 +0 days 🔍
11/03/2018 +1 days 🔍
06/04/2023 +1674 days 🔍

Sourcesinfo

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2018-3934 (🔍)
GCVE (CVE): GCVE-0-2018-3934
GCVE (VulDB): GCVE-100-126434
See also: 🔍

Entryinfo

Created: 11/03/2018 11:48
Updated: 06/04/2023 14:09
Changes: 11/03/2018 11:48 (57), 04/09/2020 20:12 (1), 06/04/2023 14:09 (14)
Complete: 🔍
Cache ID: 216::103

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