CVE-2016-7415

Description

Stack-based buffer overflow in the Locale class in common/locid.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a long locale string.

CVSS Metrics

• v3.0•CRITICAL•Score: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
• v2.0•HIGH•Score: 7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS Trends

Current EPSS score: 1.21%• Percentile: 79%

Techniques & Countermeasures

• CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

  The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

• icu-project•international_components_for_unicode

  ≤ 57.1

References (6)

• https://bugs.php.net/bug.php?id=73007
• http://www.openwall.com/lists/oss-security/2016/09/15/10
• https://security.gentoo.org/glsa/201701-58
• https://www.tenable.com/security/tns-2016-19
• http://www.securityfocus.com/bid/93022
• https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html