VDB-118485 · CVE-2018-9312 · BID 104258

BMW i/X/3/5/7 up to 2018 Head Unit HU_NBT protection mechanism

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in BMW i, X, 3, 5 and 7 up to 2018 and classified as critical. This issue affects some unknown processing of the component Head Unit HU_NBT. Performing a manipulation results in protection mechanism. This vulnerability is known as CVE-2018-9312. Attacking locally is a requirement. No exploit is available. This vulnerability is historically significant due to its background and the way it was received.

Detailsinfo

A vulnerability classified as critical has been found in BMW i, X, 3, 5 and 7 up to 2018 (Vehicle Software). This affects an unknown part of the component Head Unit HU_NBT. The manipulation with an unknown input leads to a protection mechanism vulnerability. CWE is classifying the issue as CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The Head Unit HU_NBT (aka Infotainment) component on BMW i Series, BMW X Series, BMW 3 Series, BMW 5 Series, and BMW 7 Series vehicles produced in 2012 through 2018 allows a local attack when a USB device is plugged in.

The bug was discovered 05/22/2018. The weakness was published 05/31/2018 with Tencent (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-9312 since 04/05/2018. An attack has to be approached locally. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/10/2020). Due to its background and reception, this vulnerability has a historic impact.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $5k-$25k.

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 vulnerability database at SecurityFocus (BID 104258†). Similar entries are available at VDB-118484, VDB-118486, VDB-118488 and VDB-118489. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Protection mechanism
CWE: CWE-693
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/05/2018 🔍
05/22/2018 +47 days 🔍
05/22/2018 +0 days 🔍
05/31/2018 +8 days 🔍
05/31/2018 +0 days 🔍
06/01/2018 +1 days 🔍
02/10/2020 +619 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Organization: Tencent
Status: Not defined

CVE: CVE-2018-9312 (🔍)
GCVE (CVE): GCVE-0-2018-9312
GCVE (VulDB): GCVE-100-118485
SecurityFocus: 104258 - Multiple BMW Products Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 06/01/2018 09:23
Updated: 02/10/2020 17:37
Changes: 06/01/2018 09:23 (62), 02/10/2020 17:37 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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