Vulnerability Report

CVE-1999-1551

Title: OmniSwitch login bypass via CTRL-D (single-session lockout)

Memory Corruption

Proof Of Concept

PoC Available for CVE-1999-1551

CWE Category NVD-CWE-noinfo

Published Date Mar 02, 1999

Modified Date Jun 16, 2026

Exploit Status Available

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

71.79%

Vulnerability Summary

CVE-1999-1551: Buffer overflow in Ipswitch IMail Service 5.0 allows an attacker to cause a denial of service (crash) and possibly execute arbitrary commands via a long URL.

Impacted Vendors

ipswitch 1

Reference Links

http://marc.info/?l=bugtraq&m=92038879607336&w=2 http://www.securityfocus.com/bid/505 https://exchange.xforce.ibmcloud.com/vulnerabilities/1898 http://marc.info/?l=bugtraq&m=92038879607336&w=2 http://www.securityfocus.com/bid/505 https://exchange.xforce.ibmcloud.com/vulnerabilities/1898

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-1999-1551 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/19380

View Code

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2025 MODIFIED

Vulnerability data or affected products updated.

March 02, 1999 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.