Joris Guisson KTorrent 2.1.1/2.1.2 torrent.cpp path traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Joris Guisson KTorrent 2.1.1/2.1.2. This affects an unknown part of the file torrent.cpp. The manipulation leads to path traversal. This vulnerability is traded as CVE-2007-1799. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Joris Guisson KTorrent 2.1.1/2.1.2 (Peer-to-Peer Software). This issue affects an unknown functionality of the file torrent.cpp. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is integrity, and availability. The summary by CVE is:

Directory traversal vulnerability in torrent.cpp in KTorrent before 2.1.3 only checks for the ".." string, which allows remote attackers to overwrite arbitrary files via modified ".." sequences in a torrent filename, as demonstrated by "../" sequences, due to an incomplete fix for CVE-2007-1384.

The bug was discovered 03/30/2007. The weakness was shared 04/02/2007 by ryan with Juniper Networks (Website). It is possible to read the advisory at bugs.gentoo.org. The identification of this vulnerability is CVE-2007-1799 since 04/02/2007. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 28032 (Ubuntu 6.06 LTS / 6.10 / 7.04 : ktorrent vulnerability (USN-436-2)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l.

Upgrading to version 2.1.3 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (33566), Tenable (28032), SecurityFocus (BID 23745†), OSVDB (33981†) and Secunia (SA24995†). The entry VDB-35536 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 28032
Nessus Name: Ubuntu 6.06 LTS / 6.10 / 7.04 : ktorrent vulnerability (USN-436-2)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 58596
OpenVAS Name: Debian Security Advisory DSA 1372-1 (ktorrent)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: KTorrent 2.1.3

Timelineinfo

03/30/2007 🔍
03/30/2007 +0 days 🔍
04/02/2007 +3 days 🔍
04/02/2007 +0 days 🔍
04/02/2007 +0 days 🔍
05/01/2007 +29 days 🔍
05/08/2007 +7 days 🔍
05/18/2007 +10 days 🔍
11/10/2007 +176 days 🔍
03/13/2015 +2680 days 🔍
07/18/2019 +1588 days 🔍

Sourcesinfo

Advisory: bugs.gentoo.org
Researcher: ryan
Organization: Juniper Networks
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-1799 (🔍)
GCVE (CVE): GCVE-0-2007-1799
GCVE (VulDB): GCVE-100-35939

OVAL: 🔍

X-Force: 33566
SecurityFocus: 23745 - KTorrent Remote Directory Traversal Variant Vulnerability
Secunia: 24995
OSVDB: 33981 - KTorrent torrent.cpp filename directory traversal
Vulnerability Center: 15033 - KTorrent Incomplete Fix for Directory Traversal Issue Allows Remote Attackers to Overwrite Files, Medium

See also: 🔍

Entryinfo

Created: 03/13/2015 14:56
Updated: 07/18/2019 18:16
Changes: 03/13/2015 14:56 (77), 07/18/2019 18:16 (8)
Complete: 🔍
Cache ID: 216:9A9:103

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