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tigervnc: certificate exceptions stored as authorities

🗓️ 18 May 2021 14:11:16Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

TigerVNC before 1.11.0 stores certificate exceptions as authorities, enabling impersonation after an exception.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
almalinux
AlmaLinux		Moderate: tigervnc security, bug fix, and enhancement update
18 May 202106:04
–almalinux
bdu_fstec
BDU FSTEC		The vulnerability of software for implementing VNC and TigerVNC lies in authentication process errors, which allow attackers to gain access to confidential data and compromise its integrity.
29 Oct 202100:00
–bdu_fstec
nessus
Tenable Nessus		CentOS 8 : tigervnc (CESA-2021:1783)
19 May 202100:00
–nessus
nessus
Tenable Nessus		Debian DLA-2396-1 : tigervnc security update
7 Oct 202000:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP9 : tigervnc (EulerOS-SA-2020-2422)
3 Nov 202000:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP9 : tigervnc (EulerOS-SA-2020-2440)
3 Nov 202000:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP8 : tigervnc (EulerOS-SA-2020-2536)
14 Dec 202000:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP3 : tigervnc (EulerOS-SA-2021-1127)
20 Jan 202100:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP5 : tigervnc (EulerOS-SA-2021-1237)
4 Feb 202100:00
–nessus
nessus
Tenable Nessus		EulerOS 2.0 SP2 : tigervnc (EulerOS-SA-2021-1369)
22 Feb 202100:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64tigervnc1.11.0-6.el8tigervnc-1.11.0-6.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64letigervnc1.11.0-6.el8tigervnc-1.11.0-6.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xtigervnc1.11.0-6.el8tigervnc-1.11.0-6.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64tigervnc1.11.0-6.el8tigervnc-1.11.0-6.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64tigervnc-debuginfo1.11.0-6.el8tigervnc-debuginfo-1.11.0-6.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64letigervnc-debuginfo1.11.0-6.el8tigervnc-debuginfo-1.11.0-6.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xtigervnc-debuginfo1.11.0-6.el8tigervnc-debuginfo-1.11.0-6.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64tigervnc-debuginfo1.11.0-6.el8tigervnc-debuginfo-1.11.0-6.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64tigervnc-debugsource1.11.0-6.el8tigervnc-debugsource-1.11.0-6.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64letigervnc-debugsource1.11.0-6.el8tigervnc-debugsource-1.11.0-6.el8.ppc64le.rpm
Rows per page

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21 Nov 2025 18:22Current
5.8Medium risk
Vulners AI Score5.8
CVSS 25.8
CVSS 3.18.1
EPSS0.0306
CWE-296
TigerVNCcertificate exceptionsauthoritiesimpersonationvulnerabilityunix
5