Sun Solaris 7/8 FTP Server PASV denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in Sun Solaris 7/8 and classified as critical. Affected by this vulnerability is an unknown functionality of the component FTP Server. Performing a manipulation of the argument PASV results in denial of service. This vulnerability is identified as CVE-1999-0079. The attack can be initiated remotely. Additionally, an exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Sun Solaris 7/8 (Operating System). It has been classified as critical. This affects an unknown part of the component FTP Server. The manipulation of the argument PASV with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Remote attackers can cause a denial of service in FTP by issuing multiple PASV commands, causing the server to run out of available ports.

The weakness was released 02/14/2005 by Arne Vidstrom with Sun Microsystems Inc. (Website). The advisory is shared at sunsolve.sun.com. This vulnerability is uniquely identified as CVE-1999-0079. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.

A public exploit has been developed in ANSI C. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10085 (Multiple Vendor FTP Multiple PASV Command Port Exhaustion DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FTP and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 27057 (WU-FTPd PASV Vulnerability).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at sunsolve.sun.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at X-Force (9578), Tenable (10085), SecurityFocus (BID 271†), OSVDB (958†) and Secunia (SA14285†). Entries connected to this vulnerability are available at VDB-14655 and VDB-14656. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Support

  • end of life (old version)

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10085
Nessus Name: Multiple Vendor FTP Multiple PASV Command Port Exhaustion DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 855092
OpenVAS Name: Solaris Update for kpasswd, libgss.so.1 and libkadm5clnt.so.1 109224-11
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Patch: sunsolve.sun.com
ISS Proventia IPS: 🔍

Timelineinfo

09/12/1997 🔍
09/12/1997 +0 days 🔍
05/17/1999 +612 days 🔍
06/22/1999 +36 days 🔍
10/23/2002 +1219 days 🔍
02/21/2003 +121 days 🔍
02/14/2005 +723 days 🔍
02/15/2005 +1 days 🔍
02/21/2005 +6 days 🔍
10/28/2025 +7553 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: sunsolve.sun.com⛔
Researcher: Arne Vidstrom
Organization: Sun Microsystems Inc.
Status: Confirmed

CVE: CVE-1999-0079 (🔍)
GCVE (CVE): GCVE-0-1999-0079
GCVE (VulDB): GCVE-100-1221
X-Force: 9578
SecurityFocus: 271 - BisonWare Multiple Vulnerabilities
Secunia: 14285 - Sun Solaris FTP Server PASV Commands Denial of Service, Less Critical
OSVDB: 958 - Multiple Vendor FTP Multiple PASV Command Port Exhaustion DoS
Vulnerability Center: 206 - DOS FTP PASV cmd, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 02/21/2005 10:11
Updated: 10/28/2025 00:57
Changes: 02/21/2005 10:11 (88), 07/01/2019 12:38 (7), 10/28/2025 00:57 (19)
Complete: 🔍
Cache ID: 216::103

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