SB2021080530 - Information disclosure in Wildfly Elytron
Published: August 5, 2021 Updated: January 17, 2022
Security Bulletin ID
SB2021080530
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Observable discrepancy (CVE-ID: CVE-2021-3642)
CWE-ID: CWE-203 - Observable discrepancy
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to possibility of a timing attack against the ScramServer. A remote attacker can gain access to potentially sensitive information.
Remediation
Install update from vendor's website.