GNU screen 4.0.3 access control

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

A vulnerability, which was classified as problematic, was found in GNU screen 4.0.3. Affected is an unknown function. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality. CVE summarizes:

GNU screen 4.0.3 creates the /tmp/screen-exchange temporary file with world-readable permissions, which might allow local users to obtain sensitive session information.

The bug was discovered 03/25/2009. The weakness was published 04/01/2009 with Debian as Bug 492104 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2009-1214 since 03/31/2009. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

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 38708 (Mandriva Linux Security Advisory : zsh (MDVSA-2009:108-1)), 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 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (49886) and Tenable (38708). Similar entry is available at 47461.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 38708
Nessus Name: Mandriva Linux Security Advisory : zsh (MDVSA-2009:108-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 63950
OpenVAS Name: Mandrake Security Advisory MDVSA-2009:108 (zsh)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

03/25/2009 🔍
03/25/2009 +0 days 🔍
03/25/2009 +0 days 🔍
03/31/2009 +6 days 🔍
04/01/2009 +1 days 🔍
04/01/2009 +0 days 🔍
05/08/2009 +37 days 🔍
05/11/2009 +3 days 🔍
12/03/2009 +206 days 🔍
03/17/2015 +1930 days 🔍
08/09/2021 +2337 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 492104
Organization: Debian
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1214 (🔍)
X-Force: 49886
Vulnerability Center: 21979 - GNU Screen 4.0.3 Screen-Exchange Temporary File Local Information Disclosure Vulnerability, Medium
SecurityFocus: 34521 - GNU screen Insecure Temporary File Creation Vulnerability
OSVDB: 53617 - GNU Screen /tmp/screen-exchange information disclosure

See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 08/09/2021 11:21
Changes: 03/17/2015 23:38 (74), 09/03/2019 11:01 (5), 08/09/2021 11:21 (3)
Complete: 🔍

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