Open Robotics ROS2/Nav2 nav2_amcl amcl z_short use after free

CVSS Meta Temp Score
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CTI Interest Score
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8.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Open Robotics ROS2 and Nav2. This impacts the function nav2_amcl. The manipulation of the argument amcl z_short leads to use after free. This vulnerability is traded as CVE-2024-38926. It is possible to initiate the attack remotely. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Open Robotics ROS2 and Nav2 (affected version not known). This issue affects the function nav2_amcl. The manipulation of the argument amcl z_short with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. The impact remains unknown. The summary by CVE is:

Open Robotics Robotic Operating System 2 (ROS2) and Nav2 humble versions were discovered to contain a use-after-free via the nav2_amcl process. This vulnerability is triggered via remotely sending a request for change the value of dynamic-parameter `/amcl z_short`.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2024-38926 since 06/21/2024. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

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

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (MITRE): 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

06/21/2024 🔍
12/07/2024 +169 days 🔍
12/07/2024 +0 days 🔍
12/18/2024 +11 days 🔍

Sourcesinfo

Advisory: 4379
Status: Confirmed

CVE: CVE-2024-38926 (🔍)
GCVE (CVE): GCVE-0-2024-38926
GCVE (VulDB): GCVE-100-287219

Entryinfo

Created: 12/07/2024 09:07
Updated: 12/18/2024 03:18
Changes: 12/07/2024 09:07 (55), 12/12/2024 12:57 (12), 12/18/2024 03:18 (11)
Complete: 🔍
Cache ID: 216::103

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