CVE-2026-75619: CWE-122 Heap-based buffer overflow in TP-Link Systems Inc. Tapo C100 v5
Tapo C100/C101 V5 contains a heap-based buffer overflow vulnerability in the RTSP service. An authenticated attacker on the local network can send specially crafted RTSP frame data containing oversized length values, resulting in out-of-bounds heap writes. Successful exploitation can crash the RTSP service and trigger a device reboot, resulting in a temporary denial-of-service condition.
AI Analysis
Technical Summary
CVE-2026-75619 is a heap-based buffer overflow vulnerability in the RTSP service of TP-Link Tapo C100/C101 version 5 devices. The flaw allows an authenticated local attacker to send RTSP frames with oversized length fields, leading to out-of-bounds writes on the heap. This can cause the RTSP service to crash and the device to reboot, causing temporary denial of service. There is no information about available patches or official remediation from the vendor at this time.
Potential Impact
Successful exploitation results in a denial-of-service condition by crashing the RTSP service and rebooting the device temporarily. There is no indication of code execution or data leakage from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the RTSP service to trusted users on the local network to reduce exposure.
CVE-2026-75619: CWE-122 Heap-based buffer overflow in TP-Link Systems Inc. Tapo C100 v5
Description
Tapo C100/C101 V5 contains a heap-based buffer overflow vulnerability in the RTSP service. An authenticated attacker on the local network can send specially crafted RTSP frame data containing oversized length values, resulting in out-of-bounds heap writes. Successful exploitation can crash the RTSP service and trigger a device reboot, resulting in a temporary denial-of-service condition.
CVSS v4.0
Score 6.9medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-75619 is a heap-based buffer overflow vulnerability in the RTSP service of TP-Link Tapo C100/C101 version 5 devices. The flaw allows an authenticated local attacker to send RTSP frames with oversized length fields, leading to out-of-bounds writes on the heap. This can cause the RTSP service to crash and the device to reboot, causing temporary denial of service. There is no information about available patches or official remediation from the vendor at this time.
Potential Impact
Successful exploitation results in a denial-of-service condition by crashing the RTSP service and rebooting the device temporarily. There is no indication of code execution or data leakage from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the RTSP service to trusted users on the local network to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- TPLink
- Date Reserved
- 2026-08-18T00:01:50.160Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a85fb7bacd9273b497a321d
Added to database: 08/19/2026, 18:52:43 UTC
Last enriched: 08/19/2026, 19:09:18 UTC
Last updated: 08/19/2026, 19:52:47 UTC
Views: 4
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