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CVE-2006-2421

Published: May 17, 2006Updated: Apr 16, 2026 Sources: CVE List NVDNVD-CWE-Other
7.5HIGH
NVD MITRE
EPSS Score
3.2%
Top 13.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Stack-based buffer overflow in Pragma FortressSSH 4.0.7.20 allows remote attackers to execute arbitrary code via long SSH_MSG_KEXINIT messages, which may cause an overflow when being logged. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:PA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:PIntegrity
Partial
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

pragma systems
commercial
fortresssshOn-prem
Security Products / secure-gateway-vpn
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2006-2421?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/26498
exchange.xforce.ibmcloud.com
http://www.securityfocus.com/bid/17991
securityfocus.com
http://www.vupen.com/english/advisories/2006/1820
vupen.com
and 1 more references View all →

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