CVE-2012-3523 - CVE House
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Status published Medium CVE-2012-3523

The STARTTLS implementation in nnrpd in INN before 2.5.3 does...

Vulnerability Description

The STARTTLS implementation in nnrpd in INN before 2.5.3 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted sessions by sending a cleartext command that is processed after TLS is in place, related to a "plaintext command injection" attack, a similar issue to CVE-2011-0411.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

inn
Vulnerable Versions:
0, 1.4, 1.4sec, 1.4sec2, 1.4unoff3, 1.4unoff4, 1.5, 1.5.1, 1.7, 1.7.2, 2.0, 2.1, 2.2, 2.2.1, 2.2.2, 2.2.3, 2.4.0

Timeline

Official Publish: November 11th, 2012
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.