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CVE-2002-2198

27
FAUCET Score

CVE-2002-2198 describes a critical buffer overflow vulnerability in ZMailer versions prior to 2.99.51_1. This flaw allows remote attackers to execute arbitrary code by sending a specially crafted HELO command from an IPv6 address, potentially leveraging a long hostname. With a CVSS score of 10.0, this vulnerability is highly severe, requiring no authentication and having complete impact on confidentiality, integrity, and availability. While no public exploit intelligence like Metasploit modules or ExploitDB entries are available, and there is minimal community discussion or media coverage, its high FAUCET Risk Score of 89/100 indicates significant potential danger.

Impacted Technologies

VendorProductVersion(s)CPE
2.99.45CPE matchmatch criteria
cpe:2.3:a:zmailer:zmailer:2.99.45:*:*:*:*:*:*:*
2.99.46CPE matchmatch criteria
cpe:2.3:a:zmailer:zmailer:2.99.46:*:*:*:*:*:*:*
2.99.47CPE matchmatch criteria
cpe:2.3:a:zmailer:zmailer:2.99.47:*:*:*:*:*:*:*
2.99.48CPE matchmatch criteria
cpe:2.3:a:zmailer:zmailer:2.99.48:*:*:*:*:*:*:*
2.99.49CPE matchmatch criteria
cpe:2.3:a:zmailer:zmailer:2.99.49:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.24%
Probability of exploitation in next 30 days
EPSS Percentile
92.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0624 is in the 88th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

ftp.freebsd.org / pub/FreeBSD/CERT/advisories/FreeBSD-SN-02:05.asc
iss.net / security_center/static/10013.php
Patch
securityfocus.com / bid/5592
Patch