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cve[email protected]CVE-2020-26117
HistorySep 27, 2020 - 4:15 a.m.

CVE-2020-26117

2020-09-2704:15:00
CWE-295
[email protected]
web.nvd.nist.gov
202
tigervnc
cve-2020-26117
tls certificate
security vulnerability

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

7.7 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.004 Low

EPSS

Percentile

72.3%

JSON

In rfb/CSecurityTLS.cxx and rfb/CSecurityTLS.java in TigerVNC before 1.11.0, viewers mishandle TLS certificate exceptions. They store the certificates as authorities, meaning that the owner of a certificate could impersonate any server after a client had added an exception.

Related

nessus 19
suse 2
osv 4
prion 1
mageia 1
debian 1
redhat 1
rosalinux 1
debiancve 1
ubuntucve 1
redhatcve 1
oraclelinux 1
veracode 1
ubuntu 1
rocky 1
almalinux 1
nessus
nessus
EulerOS 2.0 SP9 : tigervnc (EulerOS-SA-2020-2422)
2020-11-03 00:00:00
Oracle Linux 8 : tigervnc (ELSA-2021-1783)
2021-05-26 00:00:00
NewStart CGSL MAIN 6.02 : tigervnc Vulnerability (NS-SA-2022-0084)
2022-11-15 00:00:00
suse
suse
Security update for tigervnc (critical)
2020-11-06 00:00:00
Security update for tigervnc (critical)
2020-10-13 00:00:00
osv
osv
tigervnc vulnerability
2023-03-21 01:41:15
CVE-2020-26117
2020-09-27 04:15:11
tigervnc - security update
2020-10-06 00:00:00
prion
prion
Code injection
2020-09-27 04:15:00
mageia
mageia
Updated tigervnc packages fix a security vulnerability
2020-10-20 19:22:12
debian
debian
[SECURITY] [DLA 2396-1] tigervnc security update
2020-10-06 21:41:55
redhat
redhat
(RHSA-2021:1783) Moderate: tigervnc security, bug fix, and enhancement update
2021-05-18 06:04:56
rosalinux
rosalinux
Advisory ROSA-SA-2021-1987
2021-07-02 18:17:13
debiancve
debiancve
CVE-2020-26117
2020-09-27 04:15:00
ubuntucve
ubuntucve
CVE-2020-26117
2020-09-27 00:00:00
redhatcve
redhatcve
CVE-2020-26117
2020-09-30 02:42:14
oraclelinux
oraclelinux
tigervnc security, bug fix, and enhancement update
2021-05-25 00:00:00
veracode
veracode
Insecure TLS Configuration
2021-05-21 13:27:12
ubuntu
ubuntu
TigerVNC vulnerability
2023-03-21 00:00:00
rocky
rocky
tigervnc security, bug fix, and enhancement update
2021-05-18 06:04:56
almalinux
almalinux
Moderate: tigervnc security, bug fix, and enhancement update
2021-05-18 06:04:56

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

7.7 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.004 Low

EPSS

Percentile

72.3%

JSON
Related for CVE-2020-26117
nessus19suse2osv4prion1mageia1debian1redhat1rosalinux1debiancve1ubuntucve1redhatcve1oraclelinux1veracode1ubuntu1rocky1almalinux1