WebKit JavaScriptCore out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in WebKit. This vulnerability affects unknown code of the component JavaScriptCore. The manipulation leads to out-of-bounds. This vulnerability is traded as CVE-2016-9642. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in WebKit (Web Browser) (affected version not known) and classified as problematic. This issue affects some unknown functionality of the component JavaScriptCore. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is availability. The summary by CVE is:

JavaScriptCore in WebKit allows attackers to cause a denial of service (out-of-bounds heap read) via a crafted Javascript file.

The bug was discovered 11/26/2016. The weakness was shared 02/03/2017 by Gustavo Grieco (Website). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2016-9642 since 11/26/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 69 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 99167 (macOS : Apple Safari < 10.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370349 (Apple Safari 10.1 Not Installed (APPLE-SA-2017-03-27-2)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (99167) and SecurityFocus (BID 94554†). The entries VDB-95939, VDB-97603, VDB-98600 and VDB-98595 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
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: Out-of-bounds
CWE: CWE-125 / 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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Nessus ID: 99167
Nessus Name: macOS : Apple Safari < 10.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802925
OpenVAS Name: Apple Safari Multiple Vulnerabilities-HT207600
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

11/26/2016 🔍
11/26/2016 +0 days 🔍
11/28/2016 +2 days 🔍
02/03/2017 +67 days 🔍
02/03/2017 +0 days 🔍
02/03/2017 +0 days 🔍
03/27/2017 +52 days 🔍
04/03/2017 +7 days 🔍
11/11/2022 +2048 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Gustavo Grieco
Status: Not defined

CVE: CVE-2016-9642 (🔍)
GCVE (CVE): GCVE-0-2016-9642
GCVE (VulDB): GCVE-100-96539
SecurityFocus: 94554 - WebKit CVE-2016-9642 Memory Corruption Vulnerability
OSVDB: - CVE-2016-9642 - WebKit - Out-of-Bounds Read Issue
SecurityTracker: 1038137

See also: 🔍

Entryinfo

Created: 02/03/2017 19:50
Updated: 11/11/2022 15:18
Changes: 02/03/2017 19:50 (64), 08/11/2020 08:07 (16), 11/11/2022 15:18 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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