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CVE-2026-34119

Опубликовано: 02 апр. 2026
Источник: nvd
CVSS3: 6.5
EPSS Низкий

Описание

A heap-based buffer overflow vulnerability was identified in TP-Link Tapo C520WS v2.6 within the HTTP parsing loop when appending segmented request bodies without continuous write‑boundary verification, due to insufficient boundary validation when handling externally supplied HTTP input.  An attacker on the same network segment could trigger heap memory corruption conditions by sending crafted payloads that cause write operations beyond allocated buffer boundaries.  Successful exploitation causes a Denial-of-Service (DoS) condition, causing the device’s process to crash or become unresponsive.

Уязвимые конфигурации

Конфигурация 1

Одновременно

cpe:2.3:o:tp-link:tapo_c520ws_firmware:*:*:*:*:*:*:*:*
Версия до 1.2.4 (исключая)
cpe:2.3:h:tp-link:tapo_c520ws:2.6:*:*:*:*:*:*:*

EPSS

Процентиль: 14%
0.00228
Низкий

6.5 Medium

CVSS3

Дефекты

CWE-122

Связанные уязвимости

CVSS3: 6.5
github
4 месяца назад

A heap-based buffer overflow vulnerability was identified in TP-Link Tapo C520WS v2.6 within the HTTP parsing loop when appending segmented request bodies without continuous write‑boundary verification, due to insufficient boundary validation when handling externally supplied HTTP input.  An attacker on the same network segment could trigger heap memory corruption conditions by sending crafted payloads that cause write operations beyond allocated buffer boundaries.  Successful exploitation causes a Denial-of-Service (DoS) condition, causing the device’s process to crash or become unresponsive.

EPSS

Процентиль: 14%
0.00228
Низкий

6.5 Medium

CVSS3

Дефекты

CWE-122