Description
TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
References (4)
Core 4
Core References
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://www.openwall.com/lists/oss-security/2018/12/10/5
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html
Vendor Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-478893.pdf
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08
Scores
CVSS v3
9.8
EPSS
0.0263
EPSS Percentile
85.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-122
CWE-787
Status
published
Products (1)
tightvnc/tightvnc
1.3.10
Published
Oct 29, 2019
Tracked Since
Feb 18, 2026