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Vulnerability record · CVE-2014-7250 · published 12 December 2014

CVE-2014-7250: Bsd vulnerability

Bsd · Bsd

The TCP stack in 4.3BSD Net/2, as used in FreeBSD 5.4, NetBSD possibly 2.0, and OpenBSD possibly 3.6, does not properly implement the session timer, which allows remote attackers to cause a denial of service (resource consumption) via crafted packets.

5.0 CVSS 2.0 Medium EPSS 4.7% · top 8.4% CWE-399 · CWE-399
5.0CVSS 2.0 base score
4.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The TCP stack in 4.3BSD Net/2, as used in FreeBSD 5.4, NetBSD possibly 2.0, and OpenBSD possibly 3.6, does not properly implement the session timer, which allows remote attackers to cause a denial of service (resource consumption) via crafted packets.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://jvn.jp/en/jp/JVN07930208/index.html Vendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2014-000134 Vendor Advisory
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195243
http://jvn.jp/en/jp/JVN07930208/index.html Vendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2014-000134 Vendor Advisory
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195243

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2014-7250), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.