CVE-2018-7226

An issue was discovered in vcSetXCutTextProc() in VNConsole.c in LinuxVNC and VNCommand from the LibVNC/vncterm distribution through 0.9.10. Missing sanitization of the client-specified message length may cause integer overflow or possibly have unspecified other impact via a specially crafted VNC packet.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 63%
VendorProductVersion
vncterm_projectvncterm
𝑥
≤ 0.9.10
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
vncterm
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
eoan
ignored
disco
ignored
cosmic
ignored
bionic
needs-triage
artful
ignored
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
http://openwall.com/lists/oss-security/2018/02/18/2
https://github.com/LibVNC/vncterm/issues/6
https://security.gentoo.org/glsa/201908-05
http://openwall.com/lists/oss-security/2018/02/18/2
https://github.com/LibVNC/vncterm/issues/6
https://security.gentoo.org/glsa/201908-05