Acme Labs thttpd 2.25b symlink

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Acme Labs thttpd 2.25b. The impacted element is an unknown function. Executing a manipulation can lead to symlink. This vulnerability is registered as CVE-2006-4248. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Acme Labs thttpd 2.25b (Web Server). This vulnerability affects an unknown function. The manipulation with an unknown input leads to a symlink vulnerability. The CWE definition for the vulnerability is CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

thttpd on Debian GNU/Linux, and possibly other distributions, allows local users to create or touch arbitrary files via a symlink attack on the start_thttpd temporary file.

The bug was discovered 11/03/2006. The weakness was published 10/31/2006 (Website). The advisory is shared for download at bugs.debian.org. This vulnerability was named CVE-2006-4248 since 08/21/2006. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 22937 (Debian DSA-1205-2 : thttpd - insecure temporary files), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (22937), SecurityFocus (BID 20891†), OSVDB (30210†), Secunia (SA22712†) and Vulnerability Center (SBV-13076†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22937
Nessus Name: Debian DSA-1205-2 : thttpd - insecure temporary files
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 57684
OpenVAS Name: Debian Security Advisory DSA 1205-2 (thttpd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/21/2006 🔍
10/31/2006 +71 days 🔍
10/31/2006 +0 days 🔍
10/31/2006 +0 days 🔍
11/03/2006 +3 days 🔍
11/03/2006 +0 days 🔍
11/06/2006 +3 days 🔍
11/06/2006 +0 days 🔍
11/13/2006 +7 days 🔍
03/12/2015 +3041 days 🔍
04/25/2026 +4062 days 🔍

Sourcesinfo

Advisory: bugs.debian.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-4248 (🔍)
GCVE (CVE): GCVE-0-2006-4248
GCVE (VulDB): GCVE-100-33040
SecurityFocus: 20891 - Acme Thttpd Insecure Temporary Logfile Creation Vulnerability
Secunia: 22712 - Debian update for thttpd, Less Critical
OSVDB: 30210 - Acme - Thttpd - Insecure Temporary Logfile Creation Issue
Vulnerability Center: 13076 - Acme thttpd Symlink Attack on the start_thttpd Temporary File, Low

Entryinfo

Created: 03/12/2015 22:21
Updated: 04/25/2026 23:01
Changes: 03/12/2015 22:21 (73), 07/10/2019 16:53 (4), 04/25/2026 23:01 (19)
Complete: 🔍
Cache ID: 216::103

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