Zabbix up to 7.0.3rc1 webdriver_session_query unchecked return value to 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.
3.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Zabbix up to 7.0.3rc1. It has been rated as problematic. This impacts the function webdriver_session_query. Performing a manipulation results in unchecked return value to null pointer dereference. This vulnerability is identified as CVE-2024-42329. The attack is only possible with local access. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Zabbix up to 7.0.3rc1. It has been classified as problematic. This affects the function webdriver_session_query. The manipulation with an unknown input leads to a unchecked return value to null pointer dereference vulnerability. CWE is classifying the issue as CWE-690. The product does not check for an error after calling a function that can return with a NULL pointer if the function fails, which leads to a resultant NULL pointer dereference. This is going to have an impact on availability. The summary by CVE is:

The webdriver for the Browser object expects an error object to be initialized when the webdriver_session_query function fails. But this function can fail for various reasons without an error description and then the wd->error will be NULL and trying to read from it will result in a crash.

It is possible to read the advisory at support.zabbix.com. This vulnerability is uniquely identified as CVE-2024-42329 since 07/30/2024. The exploitability is told to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 7.0.4rc1 eliminates this vulnerability.

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

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector (Zabbix): 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Unchecked return value to null pointer dereference
CWE: CWE-690 / CWE-395
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

Upgrade: Zabbix 7.0.4rc1

Timelineinfo

07/30/2024 🔍
11/27/2024 +120 days 🔍
11/27/2024 +0 days 🔍
11/27/2024 +0 days 🔍

Sourcesinfo

Advisory: support.zabbix.com
Status: Confirmed

CVE: CVE-2024-42329 (🔍)
GCVE (CVE): GCVE-0-2024-42329
GCVE (VulDB): GCVE-100-286251

Entryinfo

Created: 11/27/2024 15:17
Updated: 11/27/2024 16:56
Changes: 11/27/2024 15:17 (63), 11/27/2024 16:56 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!