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Vulnerability record · CVE-2001-0421 · published 2 July 2001

CVE-2001-0421: Sun solaris vulnerability

Sun · Solaris

FTP server in Solaris 8 and earlier allows local and remote attackers to cause a core dump in the root directory, possibly with world-readable permissions, by providing a valid username with an invalid password followed by a CWD ~ command, which could release sensitive information such as shadowed passwords, or fill the disk partition.

6.4 CVSS 2.0 Medium EPSS 6.2% · top 6.7%
6.4CVSS 2.0 base score
6.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

FTP server in Solaris 8 and earlier allows local and remote attackers to cause a core dump in the root directory, possibly with world-readable permissions, by providing a valid username with an invalid password followed by a CWD ~ command, which could release sensitive information such as shadowed passwords, or fill the disk partition.

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

Affected products

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

References

LinkTags
http://www.securityfocus.com/archive/1/177200
http://www.securityfocus.com/bid/2601 ExploitVendor Advisory
http://www.securityfocus.com/archive/1/177200
http://www.securityfocus.com/bid/2601 ExploitVendor Advisory

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Related vulnerabilities

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

10.0CVE-2010-4435Sunos vulnerabilityUnspecified vulnerability in Oracle Solaris 8, 9, and 10 allows remote attackers to affect confidentiality, integrity, and availability, related to C…EPSS 14%10.0CVE-2009-2296Sun opensolaris vulnerabilityThe NFSv4 server kernel module in Sun Solaris 10, and OpenSolaris before snv_119, does not properly implement the nfs_portmon setting, which allows r…EPSS 4.4%10.0CVE-2008-3869Sun solaris memory buffer overflow vulnerabilityHeap-based buffer overflow in sadmind in Sun Solaris 8 and 9 allows remote attackers to execute arbitrary code via a crafted RPC request, related to …EPSS 7.6%10.0CVE-2008-3870Sun solaris vulnerabilityInteger overflow in sadmind in Sun Solaris 8 and 9 allows remote attackers to execute arbitrary code via a crafted RPC request that triggers a heap-b…EPSS 7.8%10.0CVE-2008-5010Sun opensolaris vulnerabilityin.dhcpd in the DHCP implementation in Sun Solaris 8 through 10, and OpenSolaris before snv_103, allows remote attackers to cause a denial of service…EPSS 4.8%10.0CVE-2008-4619Sunos vulnerabilityThe RPC subsystem in Sun Solaris 9 allows remote attackers to cause a denial of service (daemon crash) via a crafted request to procedure 8 in progra…EPSS 12%10.0CVE-2008-4556Sun Solaris sadmind adm_build_path stack buffer overflowThe adm_build_path function in sadmind, part of Sun Solstice AdminSuite on Solaris 8 and 9, contains a stack-based buffer overflow (CWE-119) reachabl…EPSS 70%analysed10.0CVE-2008-2144Sunos vulnerabilityMultiple unspecified vulnerabilities in Solaris print service for Sun Solaris 8, 9, and 10 allow remote attackers to cause a denial of service or exe…EPSS 16%

Source: NIST National Vulnerability Database (record CVE-2001-0421), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.