7.5
HIGH
CVE-2017-7868
ICU C/C++ Heap-Based Buffer Overflow
Description

International Components for Unicode (ICU) for C/C++ before 2017-02-13 has an out-of-bounds write caused by a heap-based buffer overflow related to the utf8TextAccess function in common/utext.cpp and the utext_moveIndex32* function.

INFO

Published Date :

April 14, 2017, 4:59 a.m.

Last Modified :

April 23, 2019, 7:31 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2017-7868 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 Debian debian_linux
1 Icu-project international_components_for_unicode
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-2017-7868.

URL Resource
http://bugs.icu-project.org/trac/changeset/39671 Patch
http://www.debian.org/security/2017/dsa-3830 Third Party Advisory
http://www.securityfocus.com/bid/97674 Third Party Advisory VDB Entry
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437 Third Party Advisory
https://security.gentoo.org/glsa/201710-03 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).

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

The following list is the news that have been mention CVE-2017-7868 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-7868 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 [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]
  • Modified Analysis by [email protected]

    Jan. 18, 2018

    Action Type Old Value New Value
    Changed Reference Type https://security.gentoo.org/glsa/201710-03 No Types Assigned https://security.gentoo.org/glsa/201710-03 Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2017/dsa-3830 No Types Assigned http://www.debian.org/security/2017/dsa-3830 Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:icu_project:international_components_for_unicode:*:*:*:*:*:*:*:* versions up to (including) 58.2 OR *cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\/c\+\+:*:* versions up to (including) 58.2
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 04, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2017/dsa-3830 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 10, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201710-03 [No Types Assigned]
  • Initial Analysis by [email protected]

    Apr. 25, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.securityfocus.com/bid/97674 No Types Assigned http://www.securityfocus.com/bid/97674 Third Party Advisory, VDB Entry
    Changed Reference Type http://bugs.icu-project.org/trac/changeset/39671 No Types Assigned http://bugs.icu-project.org/trac/changeset/39671 Patch
    Changed Reference Type https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437 No Types Assigned https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437 Third Party Advisory
    Added CWE CWE-787
    Added CPE Configuration OR *cpe:2.3:a:icu_project:international_components_for_unicode:58.2:*:*:*:*:*:*:* (and previous)
  • CVE Modified by [email protected]

    Apr. 19, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/97674 [No Types Assigned]
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-2017-7868 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-2017-7868 weaknesses.

Exploit Prediction

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

1.21 }} 0.00%

score

0.83039

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability