Fuji Electric V-Server up to 4.0.3.0 out-of-bounds

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.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Fuji Electric V-Server up to 4.0.3.0. Affected is an unknown function. The manipulation leads to out-of-bounds. This vulnerability is referenced as CVE-2018-14819. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Fuji Electric V-Server up to 4.0.3.0 and classified as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Fuji Electric V-Server 4.0.3.0 and prior, An out-of-bounds read vulnerability has been identified, which may allow remote code execution.

The bug was discovered 09/11/2018. The weakness was published 09/26/2018 by Steven Seeley (mr_me) with Zero Day Initiative (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2018-14819 since 08/01/2018. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 15 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 vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105341†). Similar entries are available at VDB-124471, VDB-124472, VDB-124473 and VDB-124474. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Fuji Electric

Name

• V-Server

Version

• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3.0

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
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

08/01/2018 🔍
09/11/2018 +41 days 🔍
09/11/2018 +0 days 🔍
09/26/2018 +14 days 🔍
09/26/2018 +0 days 🔍
09/27/2018 +1 days 🔍
06/23/2020 +635 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Steven Seeley (mr_me)
Organization: Zero Day Initiative
Status: Not defined

CVE: CVE-2018-14819 (🔍)
GCVE (CVE): GCVE-0-2018-14819
GCVE (VulDB): GCVE-100-124475
SecurityFocus: 105341 - Fuji Electric V-Server ICSA-18-254-01 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 09/27/2018 08:49
Updated: 06/23/2020 17:44
Changes: 09/27/2018 08:49 (58), 06/23/2020 17:44 (6)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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