CVE-2019-5163

PoC —

CVSS 3.1

7.5 high

EPSS

2%p82

Published

Dec 3, 2019 (Dec 3, 2019)

Modified

Jun 17, 2026

Description

An exploitable denial-of-service vulnerability exists in the UDPRelay functionality of Shadowsocks-libev 3.3.2. When utilizing a Stream Cipher and a local_address, arbitrary UDP packets can cause a FATAL error code path and exit. An attacker can send arbitrary UDP packets to trigger this vulnerability.

Vendors: shadowsocks opensuse
Products: shadowsocks-libev, backports, leap
Weakness: CWE-306
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.3%)

In the news0 stories

No ingested article mentions this CVE yet.