Debian feta 1.4.16 tmp/feta.install.$USER link following

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

Summaryinfo

A vulnerability was found in Debian feta 1.4.16. It has been declared as problematic. This vulnerability affects unknown code. Executing a manipulation of the argument tmp/feta.install.$USER can lead to link following. The identification of this vulnerability is CVE-2008-4440. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Debian feta 1.4.16. This vulnerability affects some unknown processing. The manipulation of the argument tmp/feta.install.$USER with an unknown input leads to a link following vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The to-upgrade plugin in feta 1.4.16 allows local users to overwrite arbitrary files via a symlink on the (1) /tmp/feta.install.$USER and (2) /tmp/feta.avail.$USER temporary files.

The bug was discovered 08/24/2008. The weakness was shared 10/03/2008 (Website). The advisory is shared for download at bugs.gentoo.org. This vulnerability was named CVE-2008-4440 since 10/03/2008. 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 known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 40 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 34352 (Debian DSA-1643-1 : feta - insecure temp file handling), 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. A possible mitigation has been published 2 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (34352), SecurityFocus (BID 30899†), OSVDB (48823†), Secunia (SA32155†) and Vulnerability Center (SBV-19685†). The entries VDB-44966, VDB-44935, VDB-44934 and VDB-44933 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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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

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Link following
CWE: 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: 34352
Nessus Name: Debian DSA-1643-1 : feta - insecure temp file handling
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 61711
OpenVAS Name: Debian Security Advisory DSA 1643-1 (feta)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/24/2008 🔍
08/24/2008 +0 days 🔍
10/03/2008 +40 days 🔍
10/03/2008 +0 days 🔍
10/03/2008 +0 days 🔍
10/03/2008 +0 days 🔍
10/05/2008 +2 days 🔍
10/07/2008 +2 days 🔍
10/12/2008 +5 days 🔍
03/17/2015 +2347 days 🔍
08/18/2019 +1615 days 🔍

Sourcesinfo

Vendor: debian.org

Advisory: bugs.gentoo.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-4440 (🔍)
GCVE (CVE): GCVE-0-2008-4440
GCVE (VulDB): GCVE-100-44344

OVAL: 🔍

SecurityFocus: 30899 - Debian feta 'to-upgrade' Plugin Insecure Temporary File Creation Vulnerability
Secunia: 32155
OSVDB: 48823 - Debian - Feta 'to-upgrade' Plugin Insecure Temporary File Creation Issue
Vulnerability Center: 19685 - Feta 1.4.16 To-Upgrade Plugin Local File Overwrite via Symlink Attack, Low

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 08/18/2019 09:24
Changes: 03/17/2015 16:11 (72), 08/18/2019 09:24 (8)
Complete: 🔍
Cache ID: 216::103

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