GNU Ed 2.15/2.16tr/2.18/2.18.0 symlink

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in GNU Ed 2.15/2.16tr/2.18/2.18.0. This affects an unknown part. Performing a manipulation results in symlink. This vulnerability was named CVE-2000-1137. In addition, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in GNU Ed 2.15/2.16tr/2.18/2.18.0. This affects an unknown code. The manipulation with an unknown input leads to a symlink vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

GNU ed before 0.2-18.1 allows local users to overwrite the files of other users via a symlink attack.

The weakness was presented 12/11/2000 by Christer Öberg and Patrik Birgersson as not defined advisory (Website). The advisory is shared at redhat.com. This vulnerability is uniquely identified as CVE-2000-1137. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are unknown but an exploit is available.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 15445 (GLSA-200410-07 : ed: Insecure temporary file handling), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5723), Tenable (15445), SecurityFocus (BID 2095†), OSVDB (6491†) and Secunia (SA12780†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 15445
Nessus Name: GLSA-200410-07 : ed: Insecure temporary file handling
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 54698
OpenVAS Name: Gentoo Security Advisory GLSA 200410-07 (ed)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

11/29/2000 🔍
11/29/2000 +0 days 🔍
12/11/2000 +12 days 🔍
12/11/2000 +0 days 🔍
01/09/2001 +29 days 🔍
04/09/2004 +1185 days 🔍
10/09/2004 +183 days 🔍
10/11/2004 +2 days 🔍
04/02/2013 +3095 days 🔍
07/02/2014 +456 days 🔍
06/25/2021 +2550 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: redhat.com
Researcher: Christer Öberg, Patrik Birgersson
Status: Not defined

CVE: CVE-2000-1137 (🔍)
GCVE (CVE): GCVE-0-2000-1137
GCVE (VulDB): GCVE-100-16293
X-Force: 5723
SecurityFocus: 2095 - GNU Ed Symlink Vulnerability
Secunia: 12780 - Gentoo update for ed, Less Critical
OSVDB: 6491 - GNU ed tmpfile Symlink Arbitrary File Overwrite
Vulnerability Center: 38980 - GNU Ed <0.2-18.1 Local File System Write via Symlink Attack, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/02/2014 17:06
Updated: 06/25/2021 11:26
Changes: 07/02/2014 17:06 (73), 04/26/2017 18:09 (5), 06/25/2021 11:26 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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