VDB-119655 · CVE-2018-10621 · BID 104375

Delta Electronics Delta Industrial Automation DOPSoft up to 4.00.04 dpa File 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 marked as critical has been reported in Delta Electronics Delta Industrial Automation DOPSoft up to 4.00.04. This affects an unknown function of the component dpa File Handler. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2018-10621. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical has been found in Delta Electronics Delta Industrial Automation DOPSoft up to 4.00.04 (Automation Software). This affects an unknown code of the component dpa File Handler. 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:

Delta Electronics Delta Industrial Automation DOPSoft version 4.00.04 and prior utilizes a fixed-length stack buffer where a value larger than the buffer can be read from a .dpa file into the buffer, causing the buffer to be overwritten. This may allow remote code execution or cause the application to crash.

The bug was discovered 05/31/2018. The weakness was published 06/18/2018 by b0nd (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-10621 since 05/01/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for 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 18 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 104375†). Similar entries are available at VDB-119654 and VDB-119656. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Automation Software

Vendor

Delta Electronics

Name

Delta Industrial Automation DOPSoft

Version

4.00.04

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: 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

05/01/2018 🔍
05/31/2018 +30 days 🔍
05/31/2018 +0 days 🔍
06/18/2018 +17 days 🔍
06/18/2018 +0 days 🔍
06/19/2018 +1 days 🔍
02/20/2020 +611 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: b0nd
Status: Not defined

CVE: CVE-2018-10621 (🔍)
GCVE (CVE): GCVE-0-2018-10621
GCVE (VulDB): GCVE-100-119655
SecurityFocus: 104375 - Delta Industrial Automation DOPSoft ICSA-18-151-01 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 06/19/2018 21:22
Updated: 02/20/2020 09:11
Changes: 06/19/2018 21:22 (61), 02/20/2020 09:11 (4)
Complete: 🔍
Cache ID: 216:B5E:103