CVE-2023-1672

Summary

A race condition exists in the Tang server functionality for key generation and key rotation. This flaw results in a small time window where Tang private keys become readable by other processes on the same host.

Affected Software

Weaknesses

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

ADP Enrichment

CVE Program Container

Additional References

• https://access.redhat.com/security/cve/CVE-2023-1672
• https://bugzilla.redhat.com/show_bug.cgi?id=2180999
• https://github.com/latchset/tang/commit/8dbbed10870378f1b2c3cf3df2ea7edca7617096
• https://www.openwall.com/lists/oss-security/2023/06/15/1
• https://lists.debian.org/debian-lts-announce/2023/11/msg00004.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://access.redhat.com/security/cve/CVE-2023-1672
• https://bugzilla.redhat.com/show_bug.cgi?id=2180999
• https://github.com/latchset/tang/commit/8dbbed10870378f1b2c3cf3df2ea7edca7617096
• https://www.openwall.com/lists/oss-security/2023/06/15/1
• https://lists.debian.org/debian-lts-announce/2023/11/msg00004.html

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