9.8
CRITICAL
CVE-2017-14952
ICU Double-Free Remote Code Execution Vulnerability
Description

Double free in i18n/zonemeta.cpp in International Components for Unicode (ICU) for C/C++ through 59.1 allows remote attackers to execute arbitrary code via a crafted string, aka a "redundant UVector entry clean up function call" issue.

INFO

Published Date :

Oct. 16, 2017, 4:29 p.m.

Last Modified :

Nov. 21, 2024, 3:13 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2017-14952 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2017-14952 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Icu-project international_components_for_unicode
: Total Affected Vendor : 1 | Products : 1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-14952.

URL Resource
http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp Issue Tracking Patch
http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/ Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp Issue Tracking Patch
http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/ Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

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vincent-deng/veracode-container-security-finding-parser

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Python

Updated: 1 year, 11 months ago
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Born at : Oct. 5, 2022, 12:07 p.m. This repo has been linked 1276 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-14952 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-14952 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp
    Added Reference http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/
    Added Reference https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 23, 2019

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html [No Types Assigned]
  • Reanalysis by [email protected]

    Jan. 18, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:icu_project:international_components_for_unicode:*:*:*:*:*:*:*:* versions up to (including) 59.1 OR *cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\/c\+\+:*:* versions up to (including) 59.1
  • Initial Analysis by [email protected]

    Nov. 07, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp No Types Assigned http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp Issue Tracking, Patch
    Changed Reference Type http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/ No Types Assigned http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/ Third Party Advisory
    Added CWE CWE-415
    Added CPE Configuration OR *cpe:2.3:a:icu_project:international_components_for_unicode:59.1:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-14952 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2017-14952 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

3.17 }} 0.60%

score

0.90922

percentile

CVSS30 - Vulnerability Scoring System
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