CVE-2006-0433
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming...
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming selective acknowledgement when there is insufficient memory, which might allow remote attackers to cause a denial of service (infinite loop).
Exploit likelihood
What each source reports
NVD Score used
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming selective acknowledgement when there is insufficient memory, which might allow remote attackers to cause a denial of service (infinite loop).
- Record
CVE-2006-0433- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming selective acknowledgement when there is insufficient memory, which might allow remote attackers to cause a denial of service (infinite loop).
- Record
CVE-2006-0433- Updated
- 2026-11-02
EUVDEUVD-2006-0440 No score
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming selective acknowledgement when there is insufficient memory, which might allow remote attackers to cause a denial of service (infinite loop).
- Record
EUVD-2006-0440- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pjw2-8x38-jc3c No score
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming...
Selective Acknowledgement (SACK) in FreeBSD 5.3 and 5.4 does not properly handle an incoming selective acknowledgement when there is insufficient memory, which might allow remote attackers to cause a denial of service (infinite loop).
- Record
GHSA-pjw2-8x38-jc3c- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2006-0433 is a medium vulnerability (CVSS 5.0) in Freebsd, published February 2, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.88%, the 86th percentile. No source names a fixed version.
References
vupen.com/english/advisories/2006/0409
osvdb.org/22861
securityfocus.com/bid/16466
securitytracker.com/id?1015566
securityreason.com/securityalert/399
exchange.xforce.ibmcloud.com/vulnerabilities/24453
secunia.com/advisories/18696
nvd.nist.gov/vuln/detail/CVE-2006-0433
github.com/advisories/GHSA-pjw2-8x38-jc3c