Description
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
References (9)
Core 9
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
Patch, Third Party Advisory x_refsource_misc
https://github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423af
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4434-1/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
Patch, Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
Scores
CVSS v3
6.5
EPSS
0.0161
EPSS Percentile
81.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Details
CWE
CWE-190
Status
published
Products (11)
debian/debian_linux
8.0
debian/debian_linux
9.0
libvncserver_project/libvncserver
< 0.9.13
opensuse/leap
15.1
opensuse/leap
15.2
siemens/simatic_itc1500_firmware
3.0.0.0 - 3.2.1.0
siemens/simatic_itc1500_pro_firmware
3.0.0.0 - 3.2.1.0
siemens/simatic_itc1900_firmware
3.0.0.0 - 3.2.1.0
siemens/simatic_itc1900_pro_firmware
3.0.0.0 - 3.2.1.0
siemens/simatic_itc2200_firmware
3.0.0.0 - 3.2.1.0
... and 1 more
Published
Jun 17, 2020
Tracked Since
Feb 18, 2026