Qualcomm WSA8835 Modem buffer over-read

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.
7.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Qualcomm AR8031, CSRA6620, CSRA6640, MDM8207, MDM9205, MDM9206, MDM9207, MDM9607, QCA4004, QCA4010, QCA4020, QCA4024, QCS405, QTS110, SSG2115P, SSG2125P, SXR1230P, SXR2230P, WCD9306, WCD9330, WCD9335, WCD9380, WCD9385, WCN3980, WCN3998, WCN3999, WCN6855, WCN6856, WCN7850, WCN7851, WSA8810, WSA8815, WSA8830, WSA8832 and WSA8835 and classified as problematic. This affects an unknown function of the component Modem. This manipulation causes buffer over-read. This vulnerability is tracked as CVE-2022-25738. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Qualcomm AR8031, CSRA6620, CSRA6640, MDM8207, MDM9205, MDM9206, MDM9207, MDM9607, QCA4004, QCA4010, QCA4020, QCA4024, QCS405, QTS110, SSG2115P, SSG2125P, SXR1230P, SXR2230P, WCD9306, WCD9330, WCD9335, WCD9380, WCD9385, WCN3980, WCN3998, WCN3999, WCN6855, WCN6856, WCN7850, WCN7851, WSA8810, WSA8815, WSA8830, WSA8832 and WSA8835 and classified as critical. Affected by this vulnerability is an unknown part of the component Modem. The manipulation with an unknown input leads to a buffer over-read vulnerability. The CWE definition for the vulnerability is CWE-126. The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Information disclosure in modem due to buffer over-red while performing checksum of packet received

The weakness was disclosed 02/12/2023. The advisory is shared at qualcomm.com. This vulnerability is known as CVE-2022-25738 since 02/22/2022. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 8.2
CNA Vector (Qualcomm, Inc.): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Class: Buffer over-read
CWE: CWE-126 / 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-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/22/2022 🔍
02/12/2023 +355 days 🔍
02/12/2023 +0 days 🔍
03/10/2023 +26 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: qualcomm.com
Status: Confirmed

CVE: CVE-2022-25738 (🔍)
GCVE (CVE): GCVE-0-2022-25738
GCVE (VulDB): GCVE-100-220657

Entryinfo

Created: 02/12/2023 11:32
Updated: 03/10/2023 10:04
Changes: 02/12/2023 11:32 (48), 03/10/2023 10:04 (9)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!