VDB-104919 · CVE-2017-9633 · BID 100132

Continental Infineon S-Gold 2 on BMW/Ford/Infinity/Leaf TCU memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Continental Infineon S-Gold 2 on BMW/Ford/Infinity/Leaf and classified as critical. Affected by this issue is some unknown functionality of the component TCU. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2017-9633. The attack may be carried out on the physical device. There is no exploit available. Due to its background and reception, this vulnerability has an historic impact.

Detailsinfo

A vulnerability was found in Continental Infineon S-Gold 2 on BMW/Ford/Infinity/Leaf (the affected version unknown). It has been classified as critical. This affects an unknown part of the component TCU. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An Improper Restriction of Operations within the Bounds of a Memory Buffer issue was discovered in the Continental AG Infineon S-Gold 2 (PMB 8876) chipset on BMW several models produced between 2009-2010, Ford a limited number of P-HEV vehicles, Infiniti 2013 JX35, Infiniti 2014-2016 QX60, Infiniti 2014-2016 QX60 Hybrid, Infiniti 2014-2015 QX50, Infiniti 2014-2015 QX50 Hybrid, Infiniti 2013 M37/M56, Infiniti 2014-2016 Q70, Infiniti 2014-2016 Q70L, Infiniti 2015-2016 Q70 Hybrid, Infiniti 2013 QX56, Infiniti 2014-2016 QX 80, and Nissan 2011-2015 Leaf. A vulnerability in the temporary mobile subscriber identity (TMSI) may allow an attacker to access and control memory. This may allow remote code execution on the baseband radio processor of the TCU.

The bug was discovered 07/27/2017. The weakness was shared 08/07/2017 by Mickey Shkatov (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2017-9633 since 06/14/2017. Attacking locally is a requirement. A authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/06/2025). 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 11 days. During that time the estimated underground price was around $0-$5k.

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 100132†). The entry VDB-104920 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.1
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Partially

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

06/14/2017 🔍
07/27/2017 +43 days 🔍
08/04/2017 +8 days 🔍
08/07/2017 +3 days 🔍
08/07/2017 +0 days 🔍
08/07/2017 +0 days 🔍
05/06/2025 +2829 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Mickey Shkatov
Status: Not defined

CVE: CVE-2017-9633 (🔍)
GCVE (CVE): GCVE-0-2017-9633
GCVE (VulDB): GCVE-100-104919
SecurityFocus: 100132 - Continental AG Infineon S-Gold 2 Remote Code Execution and Stack Buffer Overflow Vulnerabilities

See also: 🔍

Entryinfo

Created: 08/07/2017 16:47
Updated: 05/06/2025 18:09
Changes: 08/07/2017 16:47 (61), 11/04/2019 10:44 (4), 05/06/2025 18:09 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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