CVE-2019-5163

EUVD-2019-14768
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
talosCNA
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 64%
Affected Products (NVD)
VendorProductVersion
shadowsocksshadowsocks-libev
3.3.2
opensuseleap
15.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
shadowsocks-libev
bookworm
3.3.5+ds-10
fixed
bullseye
3.3.5+ds-4
fixed
buster
no-dsa
stretch
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
shadowsocks-libev
bionic
needs-triage
disco
ignored
eoan
ignored
focal
not-affected
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
dne
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00061.html
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0956
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00061.html
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0956