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CVE-1999-0759

35
FAUCET Score

CVE-1999-0759 describes a critical buffer overflow vulnerability in the FuseMAIL POP service, specifically affecting fuseware fusemail products. This flaw allows unauthenticated attackers to execute arbitrary code with full system compromise by sending excessively long USER and PASS commands. With a CVSS score of 10.0 (HIGH) and a FAUCET Risk Score of 95/100, the vulnerability is easily exploitable over the network with low attack complexity, leading to complete confidentiality, integrity, and availability compromise. While not listed on CISA's KEV catalog or showing active exploitation, public exploit code exists on ExploitDB, indicating a potential for future attacks despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.7CPE matchmatch criteria
cpe:2.3:a:fuseware:fusemail:2.7:*:*:*:*:*:*:*

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
3.11%
Probability of exploitation in next 30 days
EPSS Percentile
86.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-19496 · Sep 13, 1999
This CVE's current EPSS score of 0.0311 is in the 76th 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

crosswinds.net / ~fuseware/faq.html
securityfocus.com / bid/634