Sony XAV-AX5500 Firmware Update data authenticity

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.
6.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Sony XAV-AX5500. Affected by this issue is some unknown functionality of the component Firmware Update Handler. Performing a manipulation results in Local Privilege Escalation. This vulnerability is reported as CVE-2024-23922. The attack may be carried out on the physical device. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Sony XAV-AX5500 (version now known). It has been classified as critical. This affects some unknown processing of the component Firmware Update Handler. The manipulation with an unknown input leads to a local privilege escalation vulnerability. CWE is classifying the issue as CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Sony XAV-AX5500 Insufficient Firmware Update Validation Remote Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Sony XAV-AX5500 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of software updates. The issue results from the lack of proper validation of software update packages. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-22939

The advisory is shared at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2024-23922 since 01/23/2024. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (52143). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 6.8
CNA Vector: 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/23/2024 🔍
06/22/2024 +150 days 🔍
06/22/2024 +0 days 🔍
05/19/2025 +331 days 🔍

Sourcesinfo

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2024-23922 (🔍)
GCVE (CVE): GCVE-0-2024-23922
GCVE (VulDB): GCVE-100-269457
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/22/2024 08:00
Updated: 05/19/2025 18:08
Changes: 06/22/2024 08:00 (49), 09/23/2024 18:16 (13), 09/27/2024 14:41 (1), 09/30/2024 17:58 (10), 05/19/2025 18:08 (10)
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 know what is going to be exploited?

We predict KEV entries!