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CVE-1999-0904

24
FAUCET Score

CVE-1999-0904 describes a buffer overflow vulnerability in Byte Fusion BFTelnet, specifically affecting version 1.1. This flaw allows remote attackers to trigger a denial of service by submitting an excessively long username. The vulnerability carries a CVSS score of 5.0 (Medium), indicating it can be exploited over the network with low attack complexity and no authentication, leading to a partial impact on availability. While there is no evidence of active exploitation (KEV: No), a proof-of-concept exploit exists on ExploitDB, and there is no significant community discussion or media coverage surrounding this very old CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.1CPE matchmatch criteria
cpe:2.3:a:byte_fusion:bftelnet:1.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.21%
Probability of exploitation in next 30 days
EPSS Percentile
91.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-19596 · Nov 3, 1999
This CVE's current EPSS score of 0.0521 is in the 88th percentile among its peer group of 23,701 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, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

securityfocus.com / bid/771