Google Chrome up to 57 Cast Cookie information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Google Chrome up to 57. Impacted is an unknown function of the component Cast. Such manipulation as part of Cookie leads to information disclosure. This vulnerability is documented as CVE-2017-5042. The attack requires being on the local network. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome up to 57 (Web Browser). It has been rated as problematic. Affected by this issue is an unknown functionality of the component Cast. The manipulation as part of a Cookie leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

Cast in Google Chrome prior to 57.0.2987.98 for Mac, Windows, and Linux and 57.0.2987.108 for Android sent cookies to sites discovered via SSDP, which allowed an attacker on the local network segment to initiate connections to arbitrary URLs and observe any plaintext cookies sent.

The bug was discovered 03/09/2017. The weakness was released 04/24/2017 by Holger Fuhrmannek with Tencent (Website). The advisory is shared for download at chromereleases.googleblog.com. This vulnerability is handled as CVE-2017-5042 since 01/02/2017. The attack can only be done within the local network. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 97783 (Debian DSA-3810-1 : chromium-browser - 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 236287 (Red Hat Update for chromium-browser Security (RHSA-2017:0499)).

Upgrading to version 57.0.2987.98 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (97783) and SecurityFocus (BID 96767†). Entries connected to this vulnerability are available at VDB-99042, VDB-100544, VDB-100545 and VDB-100546. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.8
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.7
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97783
Nessus Name: Debian DSA-3810-1 : chromium-browser - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703810
OpenVAS Name: Debian Security Advisory DSA 3810-1 (chromium-browser - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 57.0.2987.98

Timelineinfo

01/02/2017 🔍
03/09/2017 +66 days 🔍
03/09/2017 +0 days 🔍
03/15/2017 +6 days 🔍
03/17/2017 +2 days 🔍
04/24/2017 +38 days 🔍
04/24/2017 +0 days 🔍
04/25/2017 +1 days 🔍
12/02/2022 +2047 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2017:0499
Researcher: Holger Fuhrmannek
Organization: Tencent
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-5042 (🔍)
GCVE (CVE): GCVE-0-2017-5042
GCVE (VulDB): GCVE-100-100556

OVAL: 🔍

SecurityFocus: 96767 - Google Chrome Prior to 57.0.2987.98 Multiple Security Vulnerabilities
OSVDB: - CVE-2017-5042 - Google - Chrome - Open Redirect Issue

See also: 🔍

Entryinfo

Created: 04/25/2017 09:00
Updated: 12/02/2022 09:39
Changes: 04/25/2017 09:00 (79), 09/20/2020 18:10 (8), 12/02/2022 09:39 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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