International Components for Unicode up to 54.0 on C/C++ common/uresbund.cpp ures_getByKeyWithFallback memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in International Components for Unicode up to 54.0 on C/C++. This affects the function ures_getByKeyWithFallback of the file common/uresbund.cpp. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2014-9911. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in International Components for Unicode up to 54.0 on C/C++ and classified as critical. This vulnerability affects the function ures_getByKeyWithFallback of the file common/uresbund.cpp. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in the ures_getByKeyWithFallback function in common/uresbund.cpp in International Components for Unicode (ICU) before 54.1 for C/C++ allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted uloc_getDisplayName call.

The bug was discovered 11/29/2016. The weakness was released 01/04/2017 by Andy (Website). The advisory is available at bugs.icu-project.org. This vulnerability was named CVE-2014-9911 since 11/24/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 36 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 900007 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196724 (Ubuntu Security Notification for Icu Vulnerabilities (USN-3227-1)).

Upgrading to version 54.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (900007) and SecurityFocus (BID 94520†). Entry connected to this vulnerability is available at VDB-91670. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 900007
Nessus File: 🔍

OpenVAS ID: 703725
OpenVAS Name: Debian Security Advisory DSA 3725-1 (icu - 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: International Components for Unicode 54.1

Timelineinfo

11/24/2016 🔍
11/25/2016 +1 days 🔍
11/29/2016 +4 days 🔍
01/04/2017 +36 days 🔍
01/04/2017 +0 days 🔍
01/05/2017 +1 days 🔍
10/27/2022 +2121 days 🔍

Sourcesinfo

Advisory: 67397
Researcher: Andy
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-9911 (🔍)
GCVE (CVE): GCVE-0-2014-9911
GCVE (VulDB): GCVE-100-95026

OVAL: 🔍

SecurityFocus: 94520 - ICU 'uloc_getDisplayName()' Function Stack Based Buffer Overflow Vulnerability
OSVDB: - CVE-2014-9911 - International Components for Unicode - Buffer Overflow Issue
SecurityTracker: 1037556

See also: 🔍

Entryinfo

Created: 01/05/2017 12:56
Updated: 10/27/2022 15:02
Changes: 01/05/2017 12:56 (77), 10/27/2022 15:02 (4)
Complete: 🔍
Cache ID: 216:74E:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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