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CVE-1999-0351

19
FAUCET Score

CVE-1999-0351, also known as the "Pizza Thief" vulnerability, affects FTP servers utilizing PASV mode. It allows attackers to cause a denial of service and gain unauthorized access to data by connecting to a port intended for a legitimate client. With a CVSS score of 6.4 (Medium), this vulnerability is network-exploitable with low attack complexity, potentially leading to partial confidentiality and availability impacts. There is no evidence of active exploitation, nor are there publicly available exploit tools like Metasploit or ExploitDB entries. Community discussion and media coverage for this older CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:ftp:ftp_pasv:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.4MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.50%
Probability of exploitation in next 30 days
EPSS Percentile
71.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0150 is in the 54th percentile among its peer group of 23,684 CVEs.

Social Chatter

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

attrition.org / security/advisory/misc/infowar/iw_sec_01.txt
exchange.xforce.ibmcloud.com / vulnerabilities/3389