International Components for Unicode Regular Expression Package memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in International Components for Unicode. This vulnerability affects unknown code of the component Regular Expression Package. The manipulation results in memory corruption. This vulnerability was named CVE-2014-9654. The attack may be performed from remote. In addition, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in International Components for Unicode. Affected is an unknown part of the component Regular Expression Package. 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. CVE summarizes:

The Regular Expressions package in International Components for Unicode (ICU) for C/C++ before 2014-12-03, as used in Google Chrome before 40.0.2214.91, calculates certain values without ensuring that they can be represented in a 24-bit field, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted string, a related issue to CVE-2014-7923.

The bug was discovered 12/17/2015. The weakness was presented 04/24/2017 with SEC Consult Vulnerability Lab (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2014-9654 since 02/05/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 83476 (Debian DLA-219-1 : icu 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 196023 (Ubuntu Security Notification for Icu Vulnerabilities (USN-2522-1)).

Upgrading 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 (83476) and SecurityFocus (BID 59131†). See VDB-8253, VDB-68824, VDB-68827 and VDB-68841 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Google Chrome up to 40

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.1

VulDB Base Score: 7.1
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

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: 83476
Nessus Name: Debian DLA-219-1 : icu security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703187
OpenVAS Name: Debian Security Advisory DSA 3187-1 (icu - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/16/2013 🔍
12/03/2014 +596 days 🔍
02/05/2015 +64 days 🔍
05/15/2015 +99 days 🔍
12/17/2015 +216 days 🔍
04/24/2017 +494 days 🔍
04/24/2017 +0 days 🔍
04/24/2017 +0 days 🔍
12/21/2020 +1337 days 🔍

Sourcesinfo

Advisory: 36801
Researcher: A. Antukh
Organization: SEC Consult Vulnerability Lab
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-9654 (🔍)
GCVE (CVE): GCVE-0-2014-9654
GCVE (VulDB): GCVE-100-100488

OVAL: 🔍

SecurityFocus: 59131 - Oracle Java SE CVE-2013-2419 Remote Code Execution Vulnerability
OSVDB: - CVE-2014-9654 - Google - Chrome - Memory Corruption Issue
SecurityTracker: 1035410

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

Entryinfo

Created: 04/24/2017 14:40
Updated: 12/21/2020 13:05
Changes: 04/24/2017 14:40 (76), 09/20/2020 11:05 (6), 12/21/2020 13:02 (3), 12/21/2020 13:05 (1)
Complete: 🔍
Cache ID: 216::103

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