CVE-2001-1501 : Detail

CVE-2001-1501

3.02%V3
Network
2005-06-21
02h00 +00:00
2007-10-18
07h00 +00:00
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CVE Descriptions

The glob functionality in ProFTPD 1.2.1, and possibly other versions allows remote attackers to cause a denial of service (CPU and memory consumption) via commands with large numbers of wildcard and other special characters, as demonstrated using an ls command with multiple (1) "*/..", (2) "*/.*", or (3) ".*./*?/" sequences in the argument.

CVE Informations

Metrics

Metrics Score Severity CVSS Vector Source
V2 5 AV:N/AC:L/Au:N/C:N/I:N/A:P nvd@nist.gov

EPSS

EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.

EPSS Score

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

EPSS Percentile

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Exploit information

Exploit Database EDB-ID : 20690

Publication date : 2001-03-14 23h00 +00:00
Author : Frank DENIS
EDB Verified : Yes

source: https://www.securityfocus.com/bid/2496/info Many FTP servers are vulnerable to a denial of service condition resulting from poor globbing algorithms and user resource usage limits. Globbing generates pathnames from file name patterns used by the shell, eg. wildcards denoted by * and ?, multiple choices denoted by {}, etc. The vulnerable FTP servers can be exploited to exhaust system resources if per-user resource usage controls have not been implemented. #!/bin/bash=20 ftp -n FTP-SERVER<<\end=20 quot user anonymous bin quot pass shitold@bug.com ls /../*/../*/../*/../*/../*/../*/../*/../*/../*/../*/../*/../*/../* bye=20 end=20

Products Mentioned

Configuraton 0

Proftpd_project>>Proftpd >> Version 1.2.1

    References

    http://www.mandriva.com/security/advisories?name=MDKSA-2002:005
    Tags : vendor-advisory, x_refsource_MANDRAKE
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000450
    Tags : vendor-advisory, x_refsource_CONECTIVA
    http://online.securityfocus.com/archive/1/169395
    Tags : mailing-list, x_refsource_BUGTRAQ