Linux Kernel up to 4.15 sas_scsi_host.c resource management ⚔ [Disputed]

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Linux Kernel up to 4.15. This issue affects some unknown processing in the library drivers/scsi/libsas/sas_scsi_host.c. Executing a manipulation can lead to resource management. This vulnerability appears as CVE-2018-10021. The attack requires local access. There is no available exploit. The presence of this vulnerability remains uncertain at this time. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Linux Kernel up to 4.15 (Operating System). It has been declared as problematic. This vulnerability affects an unknown part in the library drivers/scsi/libsas/sas_scsi_host.c. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:

drivers/scsi/libsas/sas_scsi_host.c in the Linux kernel before 4.16 allows local users to cause a denial of service (ata qc leak) by triggering certain failure conditions.

The bug was discovered 03/08/2018. The weakness was presented 04/11/2018 (Website). The advisory is available at git.kernel.org. This vulnerability was named CVE-2018-10021 since 04/11/2018. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 34 days. During that time the estimated underground price was around $0-$5k. The real existence of this vulnerability is still doubted at the moment. The vulnerability scanner Nessus provides a plugin with the ID 110513 (Ubuntu 18.04 LTS : linux-azure vulnerabilities (USN-3678-3)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 390148 (Oracle VM Server for x86 Security Update for Unbreakable Enterprise kernel (OVMSA-2018-0253)).

Upgrading to version 4.16 eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110513) and SecurityFocus (BID 103774†). See VDB-111327, VDB-112151, VDB-115491 and VDB-115501 for similar entries. 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: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110513
Nessus Name: Ubuntu 18.04 LTS : linux-azure vulnerabilities (USN-3678-3)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 840253
OpenVAS Name: Fedora Update for kernel FEDORA-2018-4ca01704a2
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Kernel 4.16
Patch: git.kernel.org

Timelineinfo

03/08/2018 🔍
04/11/2018 +34 days 🔍
04/11/2018 +0 days 🔍
04/11/2018 +0 days 🔍
04/12/2018 +1 days 🔍
04/13/2018 +1 days 🔍
06/12/2018 +60 days 🔍
06/13/2018 +1 days 🔍
08/05/2024 +2245 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: USN-3678-3
Status: Confirmed
Disputed: 🔍

CVE: CVE-2018-10021 (🔍)
GCVE (CVE): GCVE-0-2018-10021
GCVE (VulDB): GCVE-100-116098
SecurityFocus: 103774 - Linux Kernel CVE-2018-10087 Local Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 04/12/2018 09:09
Updated: 08/05/2024 10:20
Changes: 04/12/2018 09:09 (78), 01/24/2020 13:21 (4), 02/27/2023 14:45 (5), 02/27/2023 14:48 (1), 02/27/2023 14:52 (1), 08/05/2024 10:20 (28)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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