Vulnerability Details : CVE-2017-7868
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.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2017-7868
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\/c\+\+:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7868
1.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7868
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-7868
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7868
-
https://security.gentoo.org/glsa/201710-03
ICU: Multiple vulnerabilities (GLSA 201710-03) — Gentoo securityThird Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=437
437 - icu: Heap-buffer-overflow in utf8TextAccess - oss-fuzz - MonorailThird Party Advisory
-
http://www.debian.org/security/2017/dsa-3830
Debian -- Security Information -- DSA-3830-1 icuThird Party Advisory
-
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
Oracle Critical Patch Update - April 2019
-
http://bugs.icu-project.org/trac/changeset/39671
Changeset 39671 – Unicode ICU tracPatch
-
http://www.securityfocus.com/bid/97674
ICU CVE-2017-7868 Multiple Heap Buffer Overflow VulnerabilitiesThird Party Advisory;VDB Entry
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