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CVE-2026-18279— Sony XAV-9500ES RTSP SETUP Buffer Overflow Remote Code Execution Vulnerability

Quick assessment

Affected
Sony XAV-9500ES
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

索尼 XAV-9500ES RTSP SETUP 缓冲区溢出导致远程代码执行漏洞。该漏洞允许网络相邻的攻击者在受影响的索尼 XAV-9500ES 设备上执行任意代码。利用此漏洞无需认证。 具体漏洞存在于 RTSP SETUP 数据包的处理过程中。问题源于在将用户提供的数据复制到固定长度缓冲区之前，未对其长度进行适当的验证。攻击者可利用此漏洞在设备的上下文中执行代码。该漏洞编号为 ZDI-CAN-29042。

AI Predicted 9.8 Difficulty: Easy EPSS 0.67% · P49

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Sony XAV-9500ES 3.02.00 affected
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I. Basic Information for CVE-2026-18279

Vulnerability Information
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Vulnerability Title
Sony XAV-9500ES RTSP SETUP Buffer Overflow Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Sony XAV-9500ES RTSP SETUP Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of SETUP RTSP packets. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-29042.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Sony XAV-9500ES 3.02.00 -

II. Public POCs for CVE-2026-18279

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-18279

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Vendor Advisories for CVE-2026-18279 (1)

Vendor Pages for CVE-2026-18279 (1)

Same Patch Batch · Sony · 2026-08-20 · 7 CVEs total

CVE-2026-18283 Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability
CVE-2026-18280 Sony XAV-9500ES gpsd Buffer Overflow Arbitrary Code Execution Vulnerability
CVE-2026-18281 Sony XAV-9500ES l2_reassemble_sdu Heap-based Buffer Overflow Remote Code Execution Vulnera
CVE-2026-18282 Sony XAV-9500ES AVRCP_Br_Response_Parser Heap-based Buffer Overflow Remote Code Execution
CVE-2026-18278 Sony XAV-9500ES prh_l2_decode_packet Out-Of-Bounds Read Information Disclosure Vulnerabili
CVE-2026-18284 Sony XAV-9500ES Crash Dump Handler Command Injection Local Privilege Escalation Vulnerabil

IV. Related Vulnerabilities

Same product: XAV-9500ES
Same vendor: Sony
Same weakness: CWE-120

V. Comments for CVE-2026-18279

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