SB2021081707 - Multiple vulnerabilities in HashiCorp Vault and Vault Enterprise



SB2021081707 - Multiple vulnerabilities in HashiCorp Vault and Vault Enterprise

Published: August 17, 2021 Updated: August 30, 2021

Security Bulletin ID SB2021081707
CSH Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

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

Description

This security bulletin contains information about 2 vulnerabilities.


1) Information disclosure (CVE-ID: CVE-2021-38554)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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


The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to the cache of user-viewed secrets between sessions in a single shared browser. A local user can gain unauthorized access to sensitive information on the system.


2) Security features bypass (CVE-ID: CVE-2021-38553)

CWE-ID: CWE-254 - Security Features

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


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

The vulnerability exists due to an excessively broad filesystem permissions flaw when initialized an underlying database file associated with the Integrated Storage feature. A remote attacker can bypass security features to launch further attacks on the system. 


Remediation

Install update from vendor's website.