Google Android Expat cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Android. It has been rated as critical. The impacted element is an unknown function of the component Expat. The manipulation leads to cryptographic issue. This vulnerability is referenced as CVE-2012-6702. 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 critical, has been found in Google Android (Smartphone Operating System) (version unknown). This issue affects an unknown function of the component Expat. The manipulation with an unknown input leads to a cryptographic issue vulnerability. Using CWE to declare the problem leads to CWE-310. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Expat, when used in a parser that has not called XML_SetHashSalt or passed it a seed of 0, makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via vectors involving use of the srand function.

The weakness was published 11/07/2016 as Android Security Bulletin - November 2016 as confirmed security bulletin (Website). The advisory is shared at source.android.com. The identification of this vulnerability is CVE-2012-6702 since 06/03/2016. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 91506 (Debian DSA-3597-1 : expat - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370347 (Apple iTunes Prior to 12.6 Multiple Vulnerabilities (APPLE-SA-2017-03-22-1) and (APPLE-SA-2017-03-22-2)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (91506) and SecurityFocus (BID 91483†). Similar entries are available at VDB-50128, VDB-61176, VDB-61175 and VDB-76263. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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: Cryptographic issue
CWE: CWE-310
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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Nessus ID: 91506
Nessus Name: Debian DSA-3597-1 : expat - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802379
OpenVAS Name: Fedora Update for expat FEDORA-2016-7c6e7a9265
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

06/03/2016 🔍
06/08/2016 +5 days 🔍
06/16/2016 +8 days 🔍
06/27/2016 +11 days 🔍
11/07/2016 +133 days 🔍
11/07/2016 +0 days 🔍
11/09/2016 +2 days 🔍
05/28/2019 +930 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: Android Security Bulletin - November 2016
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-6702 (🔍)
GCVE (CVE): GCVE-0-2012-6702
GCVE (VulDB): GCVE-100-93485

OVAL: 🔍

SecurityFocus: 91483 - Libexpat Expat CVE-2012-6702 Predictable Random Number Generator Weakness

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

Entryinfo

Created: 11/09/2016 14:43
Updated: 05/28/2019 11:29
Changes: 11/09/2016 14:43 (68), 05/28/2019 11:29 (13)
Complete: 🔍
Cache ID: 216:3BF:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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