VDB-124729 · CVE-2018-9497 · BID 105481

Google Android up to 9.0 impeg2_format_conv.s impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8 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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6.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Google Android up to 9.0 and classified as critical. Affected by this vulnerability is the function impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8 of the file impeg2_format_conv.s. This manipulation causes out-of-bounds write. The identification of this vulnerability is CVE-2018-9497. The attack can only be executed locally. There is no exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in Google Android up to 9.0 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is the function impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8 of the file impeg2_format_conv.s. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In impeg2_fmt_conv_yuv420p_to_yuv420sp_uv_av8 of impeg2_format_conv.s there is a possible out of bounds write due to 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-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9.0 Android ID: A-74078669

The bug was discovered 10/01/2018. The weakness was shared 10/02/2018 (Website). The advisory is shared at source.android.com. This vulnerability is known as CVE-2018-9497 since 04/05/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 $0-$5k at the moment (estimation calculated on 03/29/2020). 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 1 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 105481†). The entries VDB-124721, VDB-124722, VDB-124723 and VDB-124724 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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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 🔍
10/01/2018 +179 days 🔍
10/02/2018 +0 days 🔍
10/02/2018 +0 days 🔍
10/03/2018 +1 days 🔍
03/29/2020 +543 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-9497 (🔍)
GCVE (CVE): GCVE-0-2018-9497
GCVE (VulDB): GCVE-100-124729
SecurityFocus: 105481

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

Entryinfo

Created: 10/03/2018 08:07
Updated: 03/29/2020 10:52
Changes: 10/03/2018 08:07 (62), 03/29/2020 10:52 (2)
Complete: 🔍
Cache ID: 216::103

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

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