VDB-225828 · CVE-2022-33223 · GCVE-0-2022-33223

Qualcomm WCD9330 Chunked Encoding 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.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Qualcomm 9205 LTE Modem, 9206 LTE Modem, 9207 LTE Modem, MDM8207, QCA4004, QTS110, Snapdragon 1100 Wearable Platform, Snapdragon 1200 Wearable Platform, Snapdragon Wear 1300 Platform, Snapdragon X5 LTE Modem, WCD9306 and WCD9330. This impacts an unknown function of the component Chunked Encoding Handler. The manipulation results in null pointer dereference. This vulnerability was named CVE-2022-33223. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Qualcomm 9205 LTE Modem, 9206 LTE Modem, 9207 LTE Modem, MDM8207, QCA4004, QTS110, Snapdragon 1100 Wearable Platform, Snapdragon 1200 Wearable Platform, Snapdragon Wear 1300 Platform, Snapdragon X5 LTE Modem, WCD9306 and WCD9330 (Chip Software). Affected is an unknown functionality of the component Chunked Encoding Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. CVE summarizes:

Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.

The weakness was presented 04/13/2023. The advisory is shared for download at qualcomm.com. This vulnerability is traded as CVE-2022-33223 since 06/14/2022. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Chip Software

Vendor

Qualcomm

Name

License

commercial

Website

Vendor: https://www.qualcomm.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

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

CNA Base Score: 7.5
CNA Vector (Qualcomm, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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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

06/14/2022 🔍
04/13/2023 +303 days 🔍
04/13/2023 +0 days 🔍
04/13/2023 +0 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: qualcomm.com
Status: Confirmed

CVE: CVE-2022-33223 (🔍)
GCVE (CVE): GCVE-0-2022-33223
GCVE (VulDB): GCVE-100-225828

Entryinfo

Created: 04/13/2023 10:52
Changes: 04/13/2023 10:52 (49)
Complete: 🔍
Cache ID: 216::103