VDB-19840 · CVE-2002-2198 · BID 5592

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

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 06/11/2018).

Upgrading to version 2.99.51_1 eliminates this vulnerability.

Similar entries are available at 19432 and 19841.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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
ATT&CK: Unknown

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 🔍
06/11/2018 +1405 days 🔍

Sourcesinfo

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

CVE: CVE-2002-2198 (🔍)
SecurityFocus: 5592 - ZMailer SMTP IPv6 HELO Resolved Hostname Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 08/06/2014 12:29
Updated: 06/11/2018 08:52
Changes: 08/06/2014 12:29 (45), 06/11/2018 08:52 (9)
Complete: 🔍

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