Apple Safari up to 10.0 WebKit Bound memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Safari up to 10.0. It has been rated as critical. This affects the function Bound of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2017-2447. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Apple Safari up to 10.0 (Web Browser). This affects the function Bound of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 03/28/2017. The weakness was published 03/27/2017 by Natalie Silvanovich (lokihardt) with Google Project Zero as HT207600 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2017-2447 since 12/01/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. The advisory points out:

A memory corruption issue was addressed through improved memory handling.

After immediately, there has been an exploit disclosed. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. 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 to version 10.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (41743), Tenable (99167) and SecurityFocus (BID 97130†). Similar entries are available at VDB-95939, VDB-96539, VDB-97603 and VDB-98600. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Exploit Delay Time: 🔍

Upgrade: Safari 10.1

Timelineinfo

12/01/2016 🔍
03/27/2017 +116 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/28/2017 +1 days 🔍
03/28/2017 +0 days 🔍
04/01/2017 +4 days 🔍
04/03/2017 +2 days 🔍
09/16/2024 +2722 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207600
Researcher: Natalie Silvanovich (lokihardt)
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2447 (🔍)
GCVE (CVE): GCVE-0-2017-2447
GCVE (VulDB): GCVE-100-98595
SecurityFocus: 97130 - WebKit Multiple Security Vulnerabilities
OSVDB: - CVE-2017-2447 - Apple - Multiple Products - Memory Corruption Issue
SecurityTracker: 1038137

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/28/2017 10:39
Updated: 09/16/2024 00:19
Changes: 03/28/2017 10:39 (75), 08/25/2020 17:46 (16), 11/15/2022 14:55 (4), 09/16/2024 00:19 (16)
Complete: 🔍
Cache ID: 216:671:103

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