VDB-181294 · CVE-2021-32979 · icsa-21-231-01

AVEVA System Platform SuiteLink Server null pointer dereference

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in AVEVA System Platform, InTouch, Historian, Communication Drivers Pack, Operations Integration Core, Data Acquisition Server, Batch Management and MES. This vulnerability affects unknown code of the component SuiteLink Server. Executing a manipulation can lead to null pointer dereference. The identification of this vulnerability is CVE-2021-32979. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in AVEVA System Platform, InTouch, Historian, Communication Drivers Pack, Operations Integration Core, Data Acquisition Server, Batch Management and MES (Hardware Driver Software). It has been declared as critical. This vulnerability affects an unknown functionality of the component SuiteLink Server. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability.

The weakness was shared 08/23/2021 as icsa-21-231-01. The advisory is available at us-cert.cisa.gov. This vulnerability was named CVE-2021-32979. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Hardware Driver Software

Vendor

AVEVA

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/13/2021 🔍
08/23/2021 +102 days 🔍
08/23/2021 +0 days 🔍
08/25/2021 +2 days 🔍

Sourcesinfo

Advisory: icsa-21-231-01
Status: Confirmed

CVE: CVE-2021-32979 (🔍)
GCVE (CVE): GCVE-0-2021-32979
GCVE (VulDB): GCVE-100-181294

Entryinfo

Created: 08/23/2021 16:06
Updated: 08/25/2021 20:54
Changes: 08/23/2021 16:06 (38), 08/25/2021 20:54 (1)
Complete: 🔍
Cache ID: 216::103