VDB-126881 · CVE-2018-9531 · BID 105865

Google Android 9.0 tpdec_asc.cpp AudioSpecificConfig_Parse out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Android 9.0. The impacted element is the function AudioSpecificConfig_Parse of the file tpdec_asc.cpp. The manipulation leads to out-of-bounds write. This vulnerability is documented as CVE-2018-9531. The attack can be initiated remotely. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Google Android 9.0 (Smartphone Operating System). It has been rated as critical. This issue affects the function AudioSpecificConfig_Parse of the file tpdec_asc.cpp. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In AudioSpecificConfig_Parse of tpdec_asc.cpp, there is a possible out-of-bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-112661641

The bug was discovered 11/05/2018. The weakness was released 11/14/2018 (Website). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2018-9531 since 04/05/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/13/2020). It is expected to see the exploit prices for this product increasing in the near future.

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 $25k-$100k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105865†). Entries connected to this vulnerability are available at VDB-126869, VDB-126875, VDB-126870 and VDB-126871. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/05/2018 🔍
11/05/2018 +214 days 🔍
11/05/2018 +0 days 🔍
11/14/2018 +9 days 🔍
11/14/2018 +0 days 🔍
11/15/2018 +1 days 🔍
04/13/2020 +515 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-9531 (🔍)
GCVE (CVE): GCVE-0-2018-9531
GCVE (VulDB): GCVE-100-126881
SecurityFocus: 105865 - Google Android Media Framework Component Multiple Security Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 11/15/2018 09:47
Updated: 04/13/2020 09:52
Changes: 11/15/2018 09:47 (63), 04/13/2020 09:52 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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