EUVD-2026-76185
GHSA-rrh9-j4w5-446m
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Network-reachable, no auth required; AC:H reflects heap exploitation complexity for RCE; C:H/I:H added for realistic RCE potential described in disclosure.
Primary rating from Vendor (mitre).
CVSS VectorVendor: mitre
Lifecycle Timeline
3DescriptionCVE.org
A heap-based buffer overflow vulnerability in the WS-Addressing Action transformation function in the Sofia IPC daemon in Xiongmai IP Camera XM530 firmware HMT.CM2005-v220608.1837 and earlier allows remote unauthenticated attackers to cause a denial of service or potentially execute arbitrary code via a crafted SOAP request containing a wsa5:Action string exceeding 128 bytes.
AnalysisAI
Heap-based buffer overflow in the Sofia IPC daemon's WS-Addressing Action transformation function allows remote unauthenticated attackers to crash Xiongmai XM530 IP cameras or potentially achieve arbitrary code execution by sending a crafted SOAP request containing a wsa5:Action string exceeding 128 bytes. Affected firmware is HMT.CM2005-v220608.1837 and all earlier versions. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The Sofia IPC daemon must be running and network-accessible - this is the default configuration on these cameras. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, score 7.5) scores only the reliable DoS impact, not the full RCE potential described in the disclosure. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patch identified at time of analysis - no Xiongmai advisory or updated firmware version is cited in the available references. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Xiongmai XM530 IP cameras in your environment and isolate them from untrusted network segments; document current firmware versions for each device. …
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Same weakness CWE-122 – Heap-based Buffer Overflow
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External POC / Exploit Code
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