CVE-2014-8147

The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is inconsistent with a header file, which allows remote attackers to cause a denial of service (incorrect malloc followed by invalid free) or possibly execute arbitrary code via crafted text.

CVSS v2.0 7.5 HIGH

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt	Exploit
http://www.kb.cert.org/vuls/id/602540	Third Party Advisory US Government Resource
http://openwall.com/lists/oss-security/2015/05/05/6	Mailing List
http://bugs.icu-project.org/trac/changeset/37080	Issue Tracking Vendor Advisory
http://seclists.org/fulldisclosure/2015/May/14	Mailing List Exploit Third Party Advisory
https://support.apple.com/HT205267	Third Party Advisory
http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html	Mailing List
http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html	Mailing List
https://support.apple.com/HT205213	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html	Patch
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html	Third Party Advisory
http://www.securityfocus.com/bid/74457	Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201507-04	Third Party Advisory
http://www.debian.org/security/2015/dsa-3323	Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe@%3Ccommits.druid.apache.org%3E

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:watchos::::::::

Configuration 2 (hide)

cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\/c\+\+:*:*

Information

Published : 2015-05-25 15:59

Updated : 2019-04-23 12:29

NVD link : CVE-2014-8147

Mitre link : CVE-2014-8147

JSON object : View

CWE

CWE-189

Numeric Errors

Products Affected

apple

mac_os_x
watchos

icu-project

international_components_for_unicode

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7.5 /10