Linux Kernel i8254.c pit_ioport_read config

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Linux Kernel. This issue affects the function pit_ioport_read of the file i8254.c. Such manipulation leads to config. This vulnerability is documented as CVE-2010-0309. There is not any exploit available.

Detailsinfo

A vulnerability was found in Linux Kernel (Operating System) (affected version unknown) and classified as critical. Affected by this issue is the function pit_ioport_read of the file i8254.c. The manipulation with an unknown input leads to a config vulnerability. Using CWE to declare the problem leads to CWE-16. Impacted is availability. CVE summarizes:

The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.

The weakness was released 02/12/2010 with Red Hat (Website). The advisory is shared for download at rhn.redhat.com. This vulnerability is handled as CVE-2010-0309 since 01/12/2010. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation needs a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1592.004.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 44427 (CentOS 5 : kvm (CESA-2010:0088)), 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 155700 (Oracle Enterprise Linux Update for KVM (ELSA-2010-0088)).

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 Tenable (44427), SecurityFocus (BID 38158†), Secunia (SA38492†) and Vulnerability Center (SBV-24831†). Entries connected to this vulnerability are available at VDB-40214, VDB-51918, VDB-51866 and VDB-51865. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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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
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Config
CWE: CWE-16
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44427
Nessus Name: CentOS 5 : kvm (CESA-2010:0088)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 840403
OpenVAS Name: Ubuntu Update for Linux kernel vulnerabilities USN-914-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2010 🔍
02/09/2010 +28 days 🔍
02/12/2010 +3 days 🔍
02/12/2010 +0 days 🔍
02/12/2010 +0 days 🔍
02/15/2010 +3 days 🔍
02/15/2010 +0 days 🔍
03/18/2015 +1857 days 🔍
09/02/2021 +2360 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: rhn.redhat.com
Organization: Red Hat
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-0309 (🔍)
GCVE (CVE): GCVE-0-2010-0309
GCVE (VulDB): GCVE-100-51836

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 38158 - Linux Kernel KVM Multiple Privilege Escalation and Denial of Service Vulnerabilities
Secunia: 38492 - Debian update for linux-2.6, Less Critical
Vulnerability Center: 24831 - Linux Kernel Local Dos Vulnerability by an Attempt to Read the /dev/port File, Medium
Vupen: ADV-2010-0638

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 09/02/2021 09:36
Changes: 03/18/2015 15:15 (65), 02/21/2017 08:00 (14), 09/02/2021 09:36 (3)
Complete: 🔍
Cache ID: 216:2DB:103

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