VDB-128337 · CVE-2018-20392 · GCVE-0-2018-20392

S-A WebSTAR DPC2100 v2.0.2r1256-060303 SNMP Request Credentials credentials management

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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in S-A WebSTAR DPC2100 v2.0.2r1256-060303. Affected by this vulnerability is an unknown functionality. Performing a manipulation as part of SNMP Request results in credentials management (Credentials). This vulnerability is reported as CVE-2018-20392. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in S-A WebSTAR DPC2100 v2.0.2r1256-060303. It has been classified as problematic. This affects some unknown processing. The manipulation as part of a SNMP Request leads to a credentials management vulnerability (Credentials). CWE is classifying the issue as CWE-255. This is going to have an impact on confidentiality. The summary by CVE is:

S-A WebSTAR DPC2100 v2.0.2r1256-060303 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

The bug was discovered 12/22/2018. The weakness was disclosed 12/23/2018 (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2018-20392 since 12/23/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 1 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-128325, VDB-128326, VDB-128327 and VDB-128328 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

WebSTAR DPC2100

Version

v2.0.2r1256-060303

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Credentials
Class: Credentials management / Credentials
CWE: CWE-255
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

12/22/2018 🔍
12/23/2018 +1 days 🔍
12/23/2018 +0 days 🔍
12/23/2018 +0 days 🔍
12/24/2018 +1 days 🔍
04/23/2020 +486 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2018-20392 (🔍)
GCVE (CVE): GCVE-0-2018-20392
GCVE (VulDB): GCVE-100-128337
See also: 🔍

Entryinfo

Created: 12/24/2018 09:24
Updated: 04/23/2020 16:55
Changes: 12/24/2018 09:24 (59), 04/23/2020 16:55 (1)
Complete: 🔍
Cache ID: 216::103

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