SB2021101309 - Multiple vulnerabilities in TIBCO JasperReports Server

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Main Vulnerability Database SB2021101309

SB2021101309 - Multiple vulnerabilities in TIBCO JasperReports Server

Published: October 13, 2021

Security Bulletin ID SB2021101309
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Race condition (CVE-ID: CVE-2021-35494)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to a race condition in the Rest API component. A remote authenticated attacker can exploit the race and obtain read access to temporary objects.


2) Improper access control (CVE-ID: CVE-2021-35495)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Green


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

The vulnerability exists due to improper access restrictions in the Scheduler Connection component. A remote authenticated attacker can bypass implemented security restrictions and obtain FTP server passwords for other users of the affected system.

3) XML External Entity injection (CVE-ID: CVE-2021-35496)

CWE-ID: CWE-611 - Improper Restriction of XML External Entity Reference ('XXE')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient validation of user-supplied XML input in the XMLA Connections component. A remote authenticated attacker can gain unauthorized read access, as well as unauthorized update, insert or delete access to a subset of the affected systems data and cause a denial of servie (DoS) condition.


Remediation

Install update from vendor's website.

References