VDB-127684 · CVE-2018-9556 · BID 106147

Google Android 9.0 payload_metadata.cc ParsePayloadHeader 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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8.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Android 9.0 and classified as critical. The impacted element is the function ParsePayloadHeader of the file payload_metadata.cc. Executing a manipulation can lead to out-of-bounds write. The identification of this vulnerability is CVE-2018-9556. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical was found in Google Android 9.0 (Smartphone Operating System). This vulnerability affects the function ParsePayloadHeader of the file payload_metadata.cc. 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. CVE summarizes:

In ParsePayloadHeader of payload_metadata.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-113118184.

The bug was discovered 12/05/2018. The weakness was shared 12/06/2018 (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2018-9556 since 04/05/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 04/18/2020). 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 106147†). The entries VDB-127674, VDB-127675, VDB-127676 and VDB-127677 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: No
Local: No
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 🔍
12/03/2018 +242 days 🔍
12/05/2018 +2 days 🔍
12/06/2018 +1 days 🔍
12/06/2018 +0 days 🔍
12/07/2018 +1 days 🔍
04/18/2020 +498 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2018-9556 (🔍)
GCVE (CVE): GCVE-0-2018-9556
GCVE (VulDB): GCVE-100-127684
SecurityFocus: 106147 - Google Android System Component Multiple Security Vulnerabilities

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

Entryinfo

Created: 12/07/2018 09:43
Updated: 04/18/2020 21:34
Changes: 12/07/2018 09:43 (63), 04/18/2020 21:34 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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