Callback CBFS Filter 20.0.8317 handle_ioctl_0x830a0_systembuffer null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Callback CBFS Filter 20.0.8317. It has been rated as problematic. This vulnerability affects the function handle_ioctl_0x830a0_systembuffer. This manipulation causes null pointer dereference. The identification of this vulnerability is CVE-2022-43590. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability was found in Callback CBFS Filter 20.0.8317. It has been declared as problematic. Affected by this vulnerability is the function handle_ioctl_0x830a0_systembuffer. 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 summary by CVE is:

A null pointer dereference vulnerability exists in the handle_ioctl_0x830a0_systembuffer functionality of Callback technologies CBFS Filter 20.0.8317. A specially-crafted I/O request packet (IRP) can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability.

The weakness was shared 11/28/2022 as TALOS-2022-1649. It is possible to read the advisory at talosintelligence.com. This vulnerability is known as CVE-2022-43590 since 10/21/2022. Technical details of the vulnerability are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 6.2
CNA Vector (Talos): 🔍

CVSSv2info

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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: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/21/2022 🔍
11/28/2022 +38 days 🔍
11/28/2022 +0 days 🔍
12/23/2022 +25 days 🔍

Sourcesinfo

Advisory: TALOS-2022-1649
Status: Not defined

CVE: CVE-2022-43590 (🔍)
GCVE (CVE): GCVE-0-2022-43590
GCVE (VulDB): GCVE-100-214459

Entryinfo

Created: 11/28/2022 16:58
Updated: 12/23/2022 19:35
Changes: 11/28/2022 16:58 (49), 12/23/2022 19:35 (10)
Complete: 🔍
Cache ID: 216::103

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