VDB-117375 · CVE-2018-7507 · BID 103179

Delta Electronics WPLSoft 2.45.0 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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Delta Electronics WPLSoft 2.45.0. Impacted is an unknown function. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2018-7507. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Delta Electronics WPLSoft 2.45.0. It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

WPLSoft in Delta Electronics versions 2.45.0 and prior utilizes a fixed length heap buffer where a value larger than the buffer can be read from a file into the buffer, causing the buffer to be overwritten, which may allow remote code execution or cause the application to crash.

The bug was discovered 02/27/2018. The weakness was published 05/04/2018 with Zero Day Initiative (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-7507 since 02/26/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. 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 66 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 103179†). Similar entries are available at VDB-117374 and VDB-117376. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Delta Electronics

Name

WPLSoft

Version

2.45.0

License

commercial

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: 6.3
VulDB Temp Score: 6.3
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: 🔍

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

02/26/2018 🔍
02/27/2018 +1 days 🔍
02/27/2018 +0 days 🔍
05/04/2018 +65 days 🔍
05/04/2018 +0 days 🔍
05/05/2018 +1 days 🔍
02/02/2020 +638 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Organization: Zero Day Initiative
Status: Not defined

CVE: CVE-2018-7507 (🔍)
GCVE (CVE): GCVE-0-2018-7507
GCVE (VulDB): GCVE-100-117375
SecurityFocus: 103179 - Delta Electronics WPLSoft Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 05/05/2018 17:27
Updated: 02/02/2020 15:31
Changes: 05/05/2018 17:27 (59), 02/02/2020 15:31 (4)
Complete: 🔍
Cache ID: 216::103