websockets is vulnerable to denial of service by memory exhaustion

CAO 7.5CVE-2018-1000518 · GHSA-6g87-ff9q-v847 · PYSEC-2018-79 · Công bố 26/06/2018 · cập nhật 17/06/2026

Tóm tắt nhanh

CVE-2018-1000518 là lỗ hổng mức CAO (CVSS 7.5) ảnh hưởng websockets, websockets (websockets project).
Xác suất bị khai thác trong 30 ngày tới (EPSS): 1.8%, cao hơn 78.6% các lỗ hổng khác.
Cách xử lý: cập nhật lên 5.0 hoặc mới hơn.

Gói / sản phẩm	Phiên bản bị ảnh hưởng	Phiên bản đã vá
websockets PyPI	`≥ 4.0, < 5.0< 5.0`	`5.0`
websockets websockets_project	`= 4.0`	Chưa có bản vá

Mô tả

The Python websockets library version 4 contains a CWE-409: Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Servers and clients, unless configured with compression=None that can result in Denial of Service by memory exhaustion. This attack appears to be exploitable via sending a specially crafted frame on an established connection. This vulnerability appears to have been fixed in version 5.0

Mô tả của NVD

aaugustin websockets version 4 contains a CWE-409: Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Servers and clients, unless configured with compression=None that can result in Denial of Service by memory exhaustion. This attack appear to be exploitable via Sending a specially crafted frame on an established connection. This vulnerability appears to have been fixed in 5.