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CVE-2001-0644

19
FAUCET Score

CVE-2001-0644 describes a critical vulnerability in Maxum Rumpus FTP Server versions 1.3.3 and 2.0.3 dev 3, where user passwords are stored in plaintext within the "Rumpus User Database" file. This flaw allows an unauthenticated attacker to easily obtain credentials, potentially leading to unauthorized access and privilege escalation on the server. With a CVSS score of 7.5 (High), this vulnerability is readily exploitable over the network with low attack complexity, impacting confidentiality, integrity, and availability. Despite its severity, there is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.0.3_dev_3CPE matchmatch criteria
cpe:2.3:a:maxum_development_corporation:rumpus_ftp_server:*:*:*:*:*:*:*:*
1.3.2CPE matchmatch criteria
cpe:2.3:a:maxum_development_corporation:rumpus_ftp_server:1.3.2:*:*:*:*:*:*:*
1.3.3CPE matchmatch criteria
cpe:2.3:a:maxum_development_corporation:rumpus_ftp_server:1.3.3:*:*:*:*:*:*:*
1.3.4CPE matchmatch criteria
cpe:2.3:a:maxum_development_corporation:rumpus_ftp_server:1.3.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.51%
Probability of exploitation in next 30 days
EPSS Percentile
71.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0151 is in the 53rd percentile among its peer group of 51,506 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

exchange.xforce.ibmcloud.com / vulnerabilities/6543
securityfocus.com / archive/1/184751
ExploitPatchVendor Advisory
securityfocus.com / bid/2718
Vendor Advisory