Netmanager Chameleon SMTPd memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Netmanager Chameleon SMTPd and classified as critical. This issue affects some unknown processing. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-1999-0261. Furthermore, an exploit is available. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability classified as critical has been found in Netmanager Chameleon SMTPd (the affected version unknown). This affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability. The summary by CVE is:

Netmanager Chameleon SMTPd has several buffer overflows that cause a crash.

The weakness was published 03/01/1999 by FIRST as not defined exploit (Website). It is possible to read the advisory at insecure.org. This vulnerability is uniquely identified as CVE-1999-0261. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 10042 (NetManage Chameleon SMTPd Remote Overflow DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems and running in the context r.

It is possible to mitigate the weakness by firewalling tcp/25 (smtp). Attack attempts may be identified with Snort ID 657. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 1048.

The vulnerability is also documented in the databases at X-Force (1987), Tenable (10042), SecurityFocus (BID 2387†) and Vulnerability Center (SBV-399†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10042
Nessus Name: NetManage Chameleon SMTPd Remote Overflow DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Snort ID: 657
Snort Message: SERVER-MAIL Netmanager chameleon SMTPd buffer overflow attempt
Snort Class: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍

Timelineinfo

05/04/1998 🔍
03/01/1999 +301 days 🔍
03/01/1999 +0 days 🔍
03/01/1999 +0 days 🔍
06/22/1999 +113 days 🔍
12/17/2002 +1274 days 🔍
06/20/2014 +4203 days 🔍
04/18/2026 +4320 days 🔍

Sourcesinfo

Advisory: insecure.org
Researcher: FIRST
Status: Not defined

CVE: CVE-1999-0261 (🔍)
GCVE (CVE): GCVE-0-1999-0261
GCVE (VulDB): GCVE-100-14535
X-Force: 1987
SecurityFocus: 2387 - NetManage Chameleon SMTP Buffer Overflow Vulnerability
Vulnerability Center: 399 - Buffer Overflow in NetManage Chameleon SMTP Server Allows Arbitrary Code Execution, High

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/20/2014 17:18
Updated: 04/18/2026 17:39
Changes: 06/20/2014 17:18 (71), 05/06/2019 16:40 (3), 04/18/2026 17:39 (20)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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