SB2021083016 - Red Hat Enterprise Linux 7 Supplementary update for java-1.7.1-ibm



SB2021083016 - Red Hat Enterprise Linux 7 Supplementary update for java-1.7.1-ibm

Published: August 30, 2021 Updated: June 24, 2022

Security Bulletin ID SB2021083016
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Improper input validation (CVE-ID: CVE-2021-2432)

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the JNDI component in Java SE. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.


2) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2021-2369)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an error in JAR validation implementation. A remote attacker can modify the signed JAR file in a way it will be considered as signed.


3) Improper input validation (CVE-ID: CVE-2021-2341)

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Networking component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.


Remediation

Install update from vendor's website.