VDB-116525 · CVE-2016-10467 · BID 103671

Google Android on Qualcomm ce_pkcs1_pss_padding_verify_auto_recover_saltlen Message key management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Google Android on Qualcomm and classified as very critical. This affects the function ce_pkcs1_pss_padding_verify_auto_recover_saltlen. The manipulation as part of Message leads to key management. This vulnerability is referenced as CVE-2016-10467. Remote exploitation of the attack is possible. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Google Android on Qualcomm (Smartphone Operating System) (the affected version unknown). This issue affects the function ce_pkcs1_pss_padding_verify_auto_recover_saltlen. The manipulation as part of a Message leads to a key management vulnerability. Using CWE to declare the problem leads to CWE-320. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 615/16/SD 415, SD 617, SD 650/52, SD 800, SD 808, SD 820, and SD 820A, function ce_pkcs1_pss_padding_verify_auto_recover_saltlen assumes that the size of the encoded message is equal to the size of the RSA modulus. This assumption is true for most RSA keys, but it fails when modulus_bitlen % 8 == 1.

The bug was discovered 04/04/2018. The weakness was published 04/18/2018 (Website). The advisory is shared at source.android.com. The identification of this vulnerability is CVE-2016-10467 since 08/16/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 01/27/2020). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $100k and more.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103671†). Similar entries are available at VDB-83180, VDB-105483, VDB-105484 and VDB-105488. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: Key management
CWE: CWE-320
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

08/16/2017 🔍
04/04/2018 +231 days 🔍
04/05/2018 +1 days 🔍
04/18/2018 +12 days 🔍
04/18/2018 +0 days 🔍
04/19/2018 +1 days 🔍
01/27/2020 +648 days 🔍

Sourcesinfo

Vendor: google.com

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

CVE: CVE-2016-10467 (🔍)
GCVE (CVE): GCVE-0-2016-10467
GCVE (VulDB): GCVE-100-116525
SecurityFocus: 103671 - Google Android Multiple Qualcomm Components Multiple Unspecified Security Vulnerabilities

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

Entryinfo

Created: 04/19/2018 22:40
Updated: 01/27/2020 13:28
Changes: 04/19/2018 22:40 (62), 01/27/2020 13:28 (4)
Complete: 🔍
Cache ID: 216::103

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