Linux Kernel up to 4.13.9 config.c usb_get_bos_descriptor Config out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel up to 4.13.9. The impacted element is the function usb_get_bos_descriptor of the file drivers/usb/core/config.c. Executing a manipulation as part of Config can lead to out-of-bounds. This vulnerability appears as CVE-2017-16535. The attack requires local access. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 4.13.9 (Operating System) and classified as critical. This vulnerability affects the function usb_get_bos_descriptor of the file drivers/usb/core/config.c. The manipulation as part of a Config leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The usb_get_bos_descriptor function in drivers/usb/core/config.c in the Linux kernel before 4.13.10 allows local users to cause a denial of service (out-of-bounds read and system crash) or possibly have unspecified other impact via crafted system calls.

The bug was discovered 10/18/2017. The weakness was presented 11/04/2017 by Andrey Konovalov (Website). The advisory is available at github.com. This vulnerability was named CVE-2017-16535 since 11/03/2017. Local access is required to approach this attack. The successful exploitation needs a single authentication. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 16 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 104716 (Ubuntu 16.04 LTS : linux, linux-aws, linux-gke, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities (USN-3485-1)), 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 351447 (Amazon Linux Security Advisory for kernel: ALAC2012-2018-013).

Upgrading to version 4.13.10 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (104716) and SecurityFocus (BID 102022†). See VDB-102802, VDB-103034, VDB-104449 and VDB-104864 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.6
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 104716
Nessus Name: Ubuntu 16.04 LTS : linux, linux-aws, linux-gke, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities (USN-3485-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 66142
OpenVAS Name: Ubuntu Update for linux USN-3485-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Kernel 4.13.10
Patch: github.com

Timelineinfo

10/18/2017 🔍
11/03/2017 +16 days 🔍
11/03/2017 +0 days 🔍
11/04/2017 +1 days 🔍
11/04/2017 +0 days 🔍
11/08/2017 +4 days 🔍
11/20/2017 +12 days 🔍
11/21/2017 +1 days 🔍
01/06/2023 +1872 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: USN-3485-1
Researcher: Andrey Konovalov
Status: Not defined

CVE: CVE-2017-16535 (🔍)
GCVE (CVE): GCVE-0-2017-16535
GCVE (VulDB): GCVE-100-109138
SecurityFocus: 102022 - Linux Kernel 'drivers/usb/core/config.c' Local Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 11/04/2017 16:26
Updated: 01/06/2023 13:29
Changes: 11/04/2017 16:26 (81), 12/04/2019 15:27 (5), 01/06/2023 13:17 (5), 01/06/2023 13:23 (1), 01/06/2023 13:29 (1)
Complete: 🔍
Cache ID: 216:ACF:103

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