International Components for Unicode for C up to 60.1 NumberingSystem HTML Page memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability, which was classified as critical, was found in International Components for Unicode for C up to 60.1. This affects an unknown code block of the component NumberingSystem. The manipulation as part of a HTML Page 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 summary by CVE is:

A stack buffer overflow in NumberingSystem in International Components for Unicode (ICU) for C/C++ before 60.2, as used in V8 in Google Chrome prior to 62.0.3202.75 and other products, allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

The bug was discovered 10/26/2017. The weakness was presented 08/28/2018 (Website). It is possible to read the advisory at bugs.icu-project.org. This vulnerability is uniquely identified as CVE-2017-15396 since 10/17/2017. 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. 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 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 104244 (openSUSE Security Update : chromium (openSUSE-2017-1221)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170543 (OpenSUSE Security Update for chromium (openSUSE-SU-2017:2902-1)).

Upgrading to version 60.2 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (104244). See 112948, 112949 and 112956 for similar entries.

Affected

  • Google Chrome up to 62

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 104244
Nessus Name: openSUSE Security Update : chromium (openSUSE-2017-1221)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800562
OpenVAS Name: Google Chrome Security Updates(stable-channel-update-for-desktop-2017-10-1)-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: International Components for Unicode for C 60.2

Timelineinfo

10/17/2017 🔍
10/26/2017 +9 days 🔍
10/28/2017 +1 days 🔍
10/30/2017 +2 days 🔍
08/28/2018 +301 days 🔍
08/28/2018 +0 days 🔍
08/29/2018 +1 days 🔍
05/04/2023 +1709 days 🔍

Sourcesinfo

Advisory: RHSA-2017:3082
Status: Not defined

CVE: CVE-2017-15396 (🔍)
OVAL: 🔍

SecurityFocus: 101597

See also: 🔍

Entryinfo

Created: 08/29/2018 07:01
Updated: 05/04/2023 18:22
Changes: 08/29/2018 07:01 (76), 03/18/2020 16:39 (1), 05/04/2023 18:22 (4)
Complete: 🔍

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