Zmailer up to 2.99.51 HELO Command Hostname memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Zmailer up to 2.99.51. The impacted element is an unknown function of the component HELO Command Handler. Executing a manipulation of the argument Hostname can lead to memory corruption. This vulnerability is registered as CVE-2002-2198. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Zmailer up to 2.99.51 and classified as very critical. This vulnerability affects some unknown functionality of the component HELO Command Handler. The manipulation of the argument hostname with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in ZMailer before 2.99.51_1 allows remote attackers to execute arbitrary code during HELO processing from an IPv6 address, possibly using an address that resolves to a long hostname.

The weakness was published 12/31/2002 by 3APA3A (Website). The advisory is shared for download at ftp.freebsd.org. This vulnerability was named CVE-2002-2198 since 11/16/2005. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/12/2024).

Upgrading to version 2.99.51_1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (10013) and SecurityFocus (BID 5592†). Similar entries are available at VDB-19432 and VDB-19841. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Zmailer 2.99.51_1

Timelineinfo

08/28/2002 🔍
12/31/2002 +125 days 🔍
12/31/2002 +0 days 🔍
11/16/2005 +1051 days 🔍
08/06/2014 +3185 days 🔍
07/12/2024 +3628 days 🔍

Sourcesinfo

Advisory: ftp.freebsd.org
Researcher: 3APA3A
Status: Not defined

CVE: CVE-2002-2198 (🔍)
GCVE (CVE): GCVE-0-2002-2198
GCVE (VulDB): GCVE-100-19840
X-Force: 10013
SecurityFocus: 5592 - ZMailer SMTP IPv6 HELO Resolved Hostname Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 08/06/2014 12:29
Updated: 07/12/2024 04:58
Changes: 08/06/2014 12:29 (45), 06/11/2018 08:52 (9), 07/12/2024 04:58 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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