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CVE-1999-0838

23
FAUCET Score

CVE-1999-0838 describes a buffer overflow vulnerability in Serv-U FTP Server version 2.5. This flaw allows remote, unauthenticated attackers to trigger a denial of service by sending a specially crafted SITE command. Rated with a CVSS score of 5.0 (Medium), the vulnerability is easily exploitable over the network with low attack complexity, resulting in a partial impact on availability. While not listed in CISA's KEV catalog, an ExploitDB entry exists, indicating public exploit code availability, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
2.5aCPE matchmatch criteria
cpe:2.3:a:deerfield:serv-u_ftp-server:2.5a:*:*:*:*:*:*:*

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
2.46%
Probability of exploitation in next 30 days
EPSS Percentile
82.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-19664 · Dec 2, 1999
This CVE's current EPSS score of 0.0246 is in the 74th 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/859