SB2019052217 - Multiple vulnerabilities in Atlassian Jira 

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Main Vulnerability Database SB2019052217

SB2019052217 - Multiple vulnerabilities in Atlassian Jira

Published: May 22, 2019 Updated: September 25, 2019

Security Bulletin ID SB2019052217
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Medium 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Improper access control (CVE-ID: CVE-2019-8443)

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in the "ViewUpgrades" resource. A remote attacker who have obtained access to administrator's session can bypass implemented security restrictions and gain unauthorized access to the "ViewUpgrades" administrative resource without needing to re-authenticate to pass "WebSudo".


2) Improper access control (CVE-ID: CVE-2019-8442)

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in the "CachingResourceDownloadRewriteRule" class. A remote attacker can bypass implemented security restrictions and gain unauthorized access to files in the Jira webroot under the META-INF directory via a lax path access check.


Remediation

Install update from vendor's website.

References