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nvd[email protected]NVD:CVE-2020-26290
HistoryDec 28, 2020 - 8:15 p.m.

CVE-2020-26290

2020-12-2820:15:12
CWE-347
[email protected]
web.nvd.nist.gov
5
dex
openid connect
saml
xml encoding
mattermost

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.7

Confidence

High

EPSS

0.004

Percentile

73.7%

JSON

Dex is a federated OpenID Connect provider written in Go. In Dex before version 2.27.0 there is a critical set of vulnerabilities which impacts users leveraging the SAML connector. The vulnerabilities enables potential signature bypass due to issues with XML encoding in the underlying Go library. The vulnerabilities have been addressed in version 2.27.0 by using the xml-roundtrip-validator from Mattermost (see related references).

Affected configurations

Nvd
Node
linuxfoundationdexRange<2.27.0
VendorProductVersionCPE
linuxfoundationdex*cpe:2.3:a:linuxfoundation:dex:*:*:*:*:*:*:*:*

Related

cvelist 1
osv 10
prion 1
cve 1
github 1
cvelist
cvelist
CVE-2020-26290 Critical security issues in XML encoding in Dex
2020-12-28 19:15:17
osv
osv
CGA-w29q-h459-6537
2024-06-06 12:29:38
GO-2022-0409
2022-07-01 20:08:30
GO-2021-0056
2021-04-14 20:04:52
prion
prion
Design/Logic Flaw
2020-12-28 20:15:00
cve
cve
CVE-2020-26290
2020-12-28 20:15:12
github
github
Critical security issues in XML encoding in github.com/dexidp/dex
2021-12-20 17:53:53

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.7

Confidence

High

EPSS

0.004

Percentile

73.7%

JSON
Related for NVD:CVE-2020-26290
cvelist1osv10prion1cve1github1