Vulnerability Monitor

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CVE-2023-1672

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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, indicating it requires adjacent network access but requires specific conditions to be met without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 3 products from tang_project, from fedoraproject, from redhat organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2023-07-11T12:15:09.520

Last Modified

2024-11-21T07:39:39.810

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

Weaknesses

Type: Secondary
CWE-362
Type: Primary
CWE-362

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	tang_project	tang	< 14	Yes
Operating System	fedoraproject	fedora	38	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux	9.0	Yes

References

https://access.redhat.com/security/cve/CVE-2023-1672 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2180999 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/latchset/tang/commit/8dbbed10870378f1b2c3cf3df2ea7edca7617096 Patch ([email protected])
https://lists.debian.org/debian-lts-announce/2023/11/msg00004.html ([email protected])
https://www.openwall.com/lists/oss-security/2023/06/15/1 Exploit, Mailing List, Third Party Advisory ([email protected])
https://access.redhat.com/security/cve/CVE-2023-1672 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=2180999 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/latchset/tang/commit/8dbbed10870378f1b2c3cf3df2ea7edca7617096 Patch (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/11/msg00004.html (af854a3a-2127-422b-91ae-364da2661108)
https://www.openwall.com/lists/oss-security/2023/06/15/1 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For tang_project's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.