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Red Hat Enterprise Linux 8 RHSA-2021:1859-01 Moderate: Grafana Bug Fix

red hat
Calendar Grey May 18, 2021
Dist Redhat Esm H88
Red Hat released an important security update for Grafana, fixing a severe authentication bypass issue and an XSS vulnerability that may affect user data integrity
An update for grafana is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB.
The following packages have been upgraded to a later upstream version: grafana (7.3.6). (BZ#1850471)
Security Fix(es):
* crewjam/saml: authentication bypass in saml authentication (CVE-2020-27846)
* grafana: XSS via a query alias for the Elasticsearch and Testdata datasource (CVE-2020-24303)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.4 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate red hat bug fix red hat enterprise linux xss authentication bypass grafana

References

https://access.redhat.com/security/cve/CVE-2020-24303 https://access.redhat.com/security/cve/CVE-2020-27846 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.4_release_notes/

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: grafana-7.3.6-2.el8.src.rpm
aarch64: grafana-7.3.6-2.el8.aarch64.rpm grafana-debuginfo-7.3.6-2.el8.aarch64.rpm
ppc64le: grafana-7.3.6-2.el8.ppc64le.rpm grafana-debuginfo-7.3.6-2.el8.ppc64le.rpm
s390x: grafana-7.3.6-2.el8.s390x.rpm grafana-debuginfo-7.3.6-2.el8.s390x.rpm
x86_64: grafana-7.3.6-2.el8.x86_64.rpm grafana-debuginfo-7.3.6-2.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Advisory ID: RHSA-2021:1859-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1859
Issue date: 2021-05-18

Topic

An update for grafana is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate red hat bug fix red hat enterprise linux xss authentication bypass grafana

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1843170 - grafana may not start due to permission issues

1850471 - Rebase of Grafana to version 7+

1892418 - CVE-2020-24303 grafana: XSS via a query alias for the Elasticsearch and Testdata datasource

1907670 - CVE-2020-27846 crewjam/saml: authentication bypass in saml authentication

1916083 - grafana-cli crashes when run from root's home directory

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