Medium severity6.5NVD Advisory· Published Jun 17, 2020· Updated Jun 17, 2026
CVE-2020-14401
CVE-2020-14401
Description
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
Affected products
28- LibVNCServer/LibVNCServerdescription
- Range: <0.9.13
- osv-coords26 versionspkg:rpm/opensuse/LibVNCServer&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/LibVNCServer&distro=openSUSE%20Leap%2015.2pkg:rpm/suse/LibVNCServer&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/LibVNCServer&distro=SUSE%20Enterprise%20Storage%205pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP1pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP2pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP1pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 0.9.10-lp151.7.9.1+ 25 more
- (no CPE)range: < 0.9.10-lp151.7.9.1
- (no CPE)range: < 0.9.10-lp152.9.8.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.10-4.22.1
- (no CPE)range: < 0.9.10-4.22.1
- (no CPE)range: < 0.9.1-160.19.1
- (no CPE)range: < 0.9.1-160.19.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.10-4.22.1
- (no CPE)range: < 0.9.10-4.22.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
- (no CPE)range: < 0.9.9-17.31.1
Patches
Vulnerability mechanics
References
9- cert-portal.siemens.com/productcert/pdf/ssa-390195.pdfnvdPatchThird Party Advisory
- github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423afnvdPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.htmlnvdMailing ListThird Party Advisory
- github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13nvdRelease NotesThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/06/msg00035.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/08/msg00045.htmlnvdMailing ListThird Party Advisory
- usn.ubuntu.com/4434-1/nvdThird Party Advisory
News mentions
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