CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.8 | $0-$5k | 0.00 |
A vulnerability was found in Fwbuilder Firewall Builder 3.0.4 (Firewall Software). It has been classified as problematic. This affects an unknown functionality. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. This is going to have an impact on integrity, and availability. The summary by CVE is:
Firewall Builder 3.0.4, 3.0.5, and 3.0.6, when running on Linux, allows local users to gain privileges via a symlink attack on an unspecified temporary file that is created by the iptables script.
The weakness was presented 09/18/2009 as Bug 524588 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2009-4664 since 03/03/2010. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.
It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 41021 (FreeBSD : fwbuilder -- security issue in temporary file handling (113cd7e9-a4e2-11de-84af-001195e39404)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.
A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (53392) and Tenable (41021). See 44896 for similar entry.
Product
Type
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.1VulDB Meta Temp Score: 4.8
VulDB Base Score: 5.1
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Link followingCWE: CWE-59
ATT&CK: Unknown
Local: Yes
Remote: No
Availability: 🔍
Status: Proof-of-Concept
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Nessus ID: 41021
Nessus Name: FreeBSD : fwbuilder -- security issue in temporary file handling (113cd7e9-a4e2-11de-84af-001195e39404)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 64927
OpenVAS Name: FreeBSD Ports: fwbuilder
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
09/18/2009 🔍09/18/2009 🔍
09/18/2009 🔍
09/21/2009 🔍
09/21/2009 🔍
09/21/2009 🔍
09/21/2009 🔍
03/03/2010 🔍
03/03/2010 🔍
10/06/2010 🔍
03/18/2015 🔍
09/03/2021 🔍
Sources
Advisory: Bug 524588Status: Not defined
Confirmation: 🔍
CVE: CVE-2009-4664 (🔍)
X-Force: 53392
Vulnerability Center: 27461 - Firewall Builder 3.0.4, 3.0.5, and 3.0.6 Local Privilege Escalation Vulnerability, Medium
SecurityFocus: 36468 - NetCitadel Firewall Builder Script Generation Insecure Temporary File Creation Vulnerability
Secunia: 36809 - Firewall Builder Insecure Temporary Files, Not Critical
OSVDB: 58247 - Firewall Builder iptables Script Temporary File Symlink Arbitrary File Overwrite
Vupen: ADV-2010-0389
See also: 🔍
Entry
Created: 03/18/2015 15:15Updated: 09/03/2021 00:26
Changes: 03/18/2015 15:15 (67), 03/07/2017 08:21 (13), 09/03/2021 00:26 (3)
Complete: 🔍
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