NEdit 5.1.1 Backup symlink

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

Summaryinfo

A vulnerability categorized as problematic has been discovered in NEdit 5.1.1. The impacted element is an unknown function of the component Backup. Executing a manipulation can lead to symlink. This vulnerability is registered as CVE-2001-0556. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in NEdit 5.1.1. This vulnerability affects an unknown functionality of the component Backup. 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:

The Nirvana Editor (NEdit) 5.1.1 and earlier allows a local attacker to overwrite other users files via a symlink attack on (1) backup files or (2) temporary files used when nedit prints a file or portions of a file.

The bug was discovered 04/18/2001. The weakness was published 08/22/2001 by Jarno Huuskonen (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2001-0556. 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 was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 13861 (Mandrake Linux Security Advisory : nedit (MDKSA-2001:042)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (6424), Tenable (13861), SecurityFocus (BID 2667†), OSVDB (14295†) and Vulnerability Center (SBV-15205†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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: 13861
Nessus Name: Mandrake Linux Security Advisory : nedit (MDKSA-2001:042)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53808
OpenVAS Name: Debian Security Advisory DSA 053-1 (nedit)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/18/2001 🔍
04/18/2001 +0 days 🔍
04/25/2001 +7 days 🔍
04/28/2001 +3 days 🔍
08/22/2001 +116 days 🔍
08/22/2001 +0 days 🔍
07/31/2004 +1074 days 🔍
05/22/2007 +1025 days 🔍
07/07/2014 +2603 days 🔍
07/19/2019 +1838 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Jarno Huuskonen
Status: Not defined
Confirmation: 🔍

CVE: CVE-2001-0556 (🔍)
GCVE (CVE): GCVE-0-2001-0556
GCVE (VulDB): GCVE-100-17200
X-Force: 6424
SecurityFocus: 2667 - NEdit Incremental Backup File Symbolic Link Vulnerability
OSVDB: 14295 - Linux NEdit symlink when printing
Vulnerability Center: 15205 - Nirvana Editor (NEdit) Symlink Attack on Backup and Temporary Files, Low

Entryinfo

Created: 07/08/2014 01:18
Updated: 07/19/2019 16:59
Changes: 07/08/2014 01:18 (69), 07/19/2019 16:59 (5)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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