Linux Kernel up to 4.13.2 scsi_transport_iscsi.c iscsi_if_rx input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Kernel up to 4.13.2. This vulnerability affects the function iscsi_if_rx of the file drivers/scsi/scsi_transport_iscsi.c. Such manipulation leads to input validation. This vulnerability is documented as CVE-2017-14489. The attack needs to be performed locally. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 4.13.2 (Operating System) and classified as problematic. Affected by this issue is the function iscsi_if_rx of the file drivers/scsi/scsi_transport_iscsi.c. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

The iscsi_if_rx function in drivers/scsi/scsi_transport_iscsi.c in the Linux kernel through 4.13.2 allows local users to cause a denial of service (panic) by leveraging incorrect length validation.

The bug was discovered 09/11/2017. The weakness was released 09/15/2017 by Yu Wang with Red Hat as Bug 1490421 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2017-14489 since 09/15/2017. The attack needs to be approached locally. The successful exploitation requires a simple authentication. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 103363 (Debian DLA-1099-1 : linux security update (BlueBorne) (Stack Clash)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176163 (Debian Security Update for Linux (DSA 3981-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 5 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42932), Tenable (103363) and SecurityFocus (BID 101011†). Entries connected to this vulnerability are available at VDB-105390, VDB-105605, VDB-106083 and VDB-106127. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 103363
Nessus Name: Debian DLA-1099-1 : linux security update (BlueBorne) (Stack Clash)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53754
OpenVAS Name: Debian Security Advisory DSA 3981-1 (linux - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

09/11/2017 🔍
09/15/2017 +4 days 🔍
09/15/2017 +0 days 🔍
09/15/2017 +0 days 🔍
09/15/2017 +0 days 🔍
09/16/2017 +1 days 🔍
09/20/2017 +4 days 🔍
09/21/2017 +1 days 🔍
12/22/2024 +2649 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 1490421
Researcher: Yu Wang
Organization: Red Hat
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-14489 (🔍)
GCVE (CVE): GCVE-0-2017-14489
GCVE (VulDB): GCVE-100-106736

OVAL: 🔍

SecurityFocus: 101011 - Linux Kernel CVE-2017-14489 Local Denial of Service Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 09/16/2017 14:08
Updated: 12/22/2024 01:42
Changes: 09/16/2017 14:08 (81), 11/17/2019 08:13 (11), 12/22/2024 01:42 (19)
Complete: 🔍
Cache ID: 216::103

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