Wind River VxWorks 6.9/7 IGMP Parser null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Wind River VxWorks 6.9/7. The impacted element is an unknown function of the component IGMP Parser. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2019-12259. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Wind River VxWorks 6.9/7. This vulnerability affects an unknown function of the component IGMP Parser. 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. CVE summarizes:

Wind River VxWorks 6.9 and vx7 has an array index error in the IGMPv3 client component. There is an IPNET security vulnerability: DoS via NULL dereference in IGMP parsing.

The weakness was disclosed 08/09/2019 as V7NET-2428 (Website). The advisory is available at cert-portal.siemens.com. This vulnerability was named CVE-2019-12259 since 05/21/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 7 (SR620) eliminates this vulnerability.

The entries VDB-139758, VDB-139759, VDB-139760 and VDB-139761 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: VxWorks 7 (SR620)

Timelineinfo

05/21/2019 🔍
08/09/2019 +80 days 🔍
08/10/2019 +1 days 🔍
07/24/2020 +349 days 🔍

Sourcesinfo

Advisory: V7NET-2428
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-12259 (🔍)
GCVE (CVE): GCVE-0-2019-12259
GCVE (VulDB): GCVE-100-139762
See also: 🔍

Entryinfo

Created: 08/10/2019 06:44
Updated: 07/24/2020 08:03
Changes: 08/10/2019 06:44 (43), 07/24/2020 08:03 (17)
Complete: 🔍
Cache ID: 216::103

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