VDB-249098 · CVE-2023-40038 · GCVE-0-2023-40038

Arris DG860A/DG1670A WPA2 PSK predictable state

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Arris DG860A and DG1670A. This vulnerability affects unknown code of the component WPA2 PSK. Such manipulation leads to predictable state. This vulnerability is listed as CVE-2023-40038. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Arris DG860A and DG1670A (the affected version unknown) and classified as problematic. Affected by this issue is an unknown part of the component WPA2 PSK. The manipulation with an unknown input leads to a predictable state vulnerability. Using CWE to declare the problem leads to CWE-341. A number or object is predictable based on observations that the attacker can make about the state of the system or network, such as time, process ID, etc. Impacted is confidentiality. CVE summarizes:

Arris DG860A and DG1670A devices have predictable default WPA2 PSKs that could lead to unauthorized remote access. (They use the first 6 characters of the SSID and the last 6 characters of the BSSID, decrementing the last digit.)

The weakness was presented 12/27/2023. The advisory is available at github.com. This vulnerability is handled as CVE-2023-40038 since 08/08/2023. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Arris

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Predictable state
CWE: CWE-341 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/08/2023 🔍
12/27/2023 +141 days 🔍
12/27/2023 +0 days 🔍
01/19/2024 +23 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2023-40038 (🔍)
GCVE (CVE): GCVE-0-2023-40038
GCVE (VulDB): GCVE-100-249098

Entryinfo

Created: 12/27/2023 23:54
Updated: 01/19/2024 15:59
Changes: 12/27/2023 23:54 (37), 01/19/2024 15:59 (11)
Complete: 🔍
Cache ID: 216::103