VDB-124472 · CVE-2018-14813 · BID 105341

Fuji Electric V-Server up to 4.0.3.0 memory corruption

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 described as critical has been identified in Fuji Electric V-Server up to 4.0.3.0. The impacted element is an unknown function. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2018-14813. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Fuji Electric V-Server up to 4.0.3.0. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Fuji Electric V-Server 4.0.3.0 and prior, A heap-based buffer overflow vulnerability has been identified, which may allow remote code execution.

The bug was discovered 09/11/2018. The weakness was disclosed 09/26/2018 by Steven Seeley (mr_me) with Zero Day Initiative (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2018-14813 since 08/01/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit 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†). The entries VDB-124471, VDB-124473, VDB-124474 and VDB-124475 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Fuji Electric

Name

V-Server

Version

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
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: 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-2018-14813 (🔍)
GCVE (CVE): GCVE-0-2018-14813
GCVE (VulDB): GCVE-100-124472
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 17:26
Changes: 09/27/2018 08:49 (58), 06/23/2020 17:26 (6)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.