GNU groff 1.20.1 mktemp link following

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in GNU groff 1.20.1. This affects the function mktemp. Performing a manipulation results in link following. This vulnerability is reported as CVE-2009-5082. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in GNU groff 1.20.1. This affects the function mktemp. The manipulation with an unknown input leads to a link following vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity, and availability. The summary by CVE is:

The (1) configure and (2) config.guess scripts in GNU troff (aka groff) 1.20.1 on Openwall GNU/*/Linux (aka Owl) improperly create temporary files upon a failure of the mktemp function, which makes it easier for local users to overwrite arbitrary files via a symlink attack on a temporary file.

The weakness was disclosed 06/30/2011 (oss-sec). It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2009-5082 since 06/30/2011. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 70649 (GLSA-201310-14 : Groff: Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (70649) and SecurityFocus (BID 36381†). The entries VDB-57806, VDB-57805, VDB-57804 and VDB-57803 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 70649
Nessus Name: GLSA-201310-14 : Groff: Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 18627
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201310-14
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

06/30/2011 🔍
06/30/2011 +0 days 🔍
06/30/2011 +0 days 🔍
10/25/2013 +848 days 🔍
10/27/2013 +2 days 🔍
03/23/2015 +512 days 🔍
02/10/2019 +1420 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-5082 (🔍)
GCVE (CVE): GCVE-0-2009-5082
GCVE (VulDB): GCVE-100-57807
SecurityFocus: 36381

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 02/10/2019 10:57
Changes: 03/23/2015 16:50 (49), 02/10/2019 10:57 (15)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!