CVE-2023-2976
guava: insecure temporary directory creation
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 14, 2023
Updated · October 12, 2026
Description
A flaw was found in Guava. The methodology for temporary directories and files can allow other local users or apps with accordant permissions to access the temp files, possibly leading to information exposure or tampering in the files created in the directory.
Statement
Red Hat Single Sign-On 7 ships the affected component as a layered product of Red Hat JBoss Enterprise Application 7, and as such is affected by this flaw. However, Single Sign-On 7 does not use the affected code and is not vulnerable to exploit.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Temp files should be created with sufficiently non-predictable names and in a secure-permissioned, dedicated temp folder.
CVSS / CWE
CVSS 3.1 · 4.4CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE-552 · Files or Directories Accessible to External Parties