2009-3889 | Linux Kernel access control (BID-37019 / SA37909)

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.

7.7 $0-$5k 0.17

A vulnerability has been found in Linux Kernel (Operating System) and classified as critical. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect integrity, and availability.

The issue has been introduced in 03/20/2006. The weakness was presented 11/16/2009 (Website). The advisory is available at rhn.redhat.com. This vulnerability was named CVE-2009-3889 since 11/05/2009. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/27/2021). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 1337 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 44096 (CentOS 5 : kernel (CESA-2010:0046)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165664 (SUSE Enterprise Linux Security Update Linux Kernel (SUSE-SA:2009:061)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Vulnerability Center (SBV-24522) and Tenable (44096). See 40214, 51836, 51835 and 51834 for similar entries.




VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.7
VulDB Temp Score: 7.7
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VulDB Reliability: 🔍

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Class: Privilege escalation
CWE: CWE-264
ATT&CK: T1068

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44096
Nessus Name: CentOS 5 : kernel (CESA-2010:0046)
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 880643
OpenVAS Name: CentOS Update for kernel CESA-2010:0046 centos5 i386
OpenVAS File: 🔍
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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

03/20/2006 🔍
11/05/2009 +1326 days 🔍
11/13/2009 +8 days 🔍
11/13/2009 +0 days 🔍
11/16/2009 +3 days 🔍
11/16/2009 +0 days 🔍
11/18/2009 +2 days 🔍
12/23/2009 +34 days 🔍
01/06/2010 +14 days 🔍
03/18/2015 +1897 days 🔍
08/27/2021 +2354 days 🔍Vendor: https://www.kernel.org/

Advisory: rhn.redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-3889 (🔍)

Vulnerability Center: 24522 – Linux Kernel Prior to 2.6.27 Local Privilege Escalation Vulnerability via x27Megaraid_sasx27 Driver, Medium
SecurityFocus: 37019 – Linux Kernel ‘megaraid_sas’ Driver Insecure File Permission Local Privilege Escalation Vulnerability
Secunia: 37909 – SUSE update for kernel, Less Critical
OSVDB: 60202 – Linux Kernel megaraid_sas Driver dbg_lvl Permission Weakness I/O Multiple Level Modification

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Created: 03/18/2015 15:15
Updated: 08/27/2021 21:06
Changes: (3) source_nessus_risk exploit_price_0day vulnerability_cvss2_nvd_basescore
Complete: 🔍


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