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Vulnerability record · CVE-2001-1500 · published 31 December 2001

CVE-2001-1500: Proftpd project proftpd vulnerability

PProftpd Project · Proftpd

ProFTPD 1.2.2rc2, and possibly other versions, does not properly verify reverse-resolved hostnames by performing forward resolution, which allows remote attackers to bypass ACLs or cause an incorrect client hostname to be logged.

7.5 CVSS 2.0 High EPSS 12% · top 3.9%
7.5CVSS 2.0 base score
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

Description

ProFTPD 1.2.2rc2, and possibly other versions, does not properly verify reverse-resolved hostnames by performing forward resolution, which allows remote attackers to bypass ACLs or cause an incorrect client hostname to be logged.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000450
http://www.mandriva.com/security/advisories?name=MDKSA-2002:005
http://www.securityfocus.com/archive/1/212805
http://www.securityfocus.com/bid/3310 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/7126
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000450
http://www.mandriva.com/security/advisories?name=MDKSA-2002:005
http://www.securityfocus.com/archive/1/212805
http://www.securityfocus.com/bid/3310 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/7126

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2006-5815ProFTPD sreplace stack buffer overflow allows remote code executionProFTPD 1.3.0 and earlier contains a stack-based buffer overflow in the sreplace function. A remote attacker, probably authenticated, can trigger the…EPSS 74%analysed10.0CVE-2003-0500Proftpd project proftpd vulnerabilitySQL injection vulnerability in the PostgreSQL authentication module (mod_sql_postgres) for ProFTPD before 1.2.9rc1 allows remote attackers to execute…EPSS 18%10.0CVE-1999-0911Proftpd project proftpd vulnerabilityBuffer overflow in ProFTPD, wu-ftpd, and beroftpd allows remote attackers to gain root access via a series of MKD and CWD commands that create nested…EPSS 38%10.0CVE-1999-0368Proftpd project proftpd vulnerabilityBuffer overflows in wuarchive ftpd (wu-ftpd) and ProFTPD lead to remote root access, a.k.a. palmetto.EPSS 40%9.0CVE-2003-0831ProFTPD ASCII mode newline handling buffer overflow allows remote code executionProFTPD 1.2.7 through 1.2.9rc2 fails to properly translate newline characters when transferring files in ASCII mode, resulting in a buffer overflow. …EPSS 58%analysed7.5CVE-2009-0542ProFTPD mod_sql SQL injection via percent character in usernameProFTPD Server 1.3.1 through 1.3.2rc2 contains a SQL injection flaw in mod_sql: a "%" character in the username introduces a single quote during vari…EPSS 74%analysed7.5CVE-2006-6170Proftpd project proftpd vulnerabilityBuffer overflow in the tls_x509_name_oneline function in the mod_tls module, as used in ProFTPD 1.3.0a and earlier, and possibly other products, allo…EPSS 17%7.5CVE-2006-6171Proftpd project proftpd vulnerabilityProFTPD 1.3.0a and earlier does not properly set the buffer size limit when CommandBufferSize is specified in the configuration file, which leads to …EPSS 9.7%

Source: NIST National Vulnerability Database (record CVE-2001-1500), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.