National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-20430 Detail

Current Description

GNU Libextractor through 1.8 has an out-of-bounds read vulnerability in the function history_extract() in plugins/ole2_extractor.c, related to EXTRACTOR_common_convert_to_utf8 in common/convert.c.

Source:  MITRE
Description Last Modified:  12/24/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/106300 Third Party Advisory VDB Entry
https://gnunet.org/bugs/view.php?id=5493 Exploit Issue Tracking Third Party Advisory
https://gnunet.org/git/libextractor.git/commit/?id=b405d707b36e0654900cba78e89f49779efea110 Patch Third Party Advisory
https://gnunet.org/git/libextractor.git/tree/ChangeLog Release Notes Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00015.html Mailing List Third Party Advisory
https://www.debian.org/security/2018/dsa-4361 Third Party Advisory

Technical Details

Vulnerability Type (View All)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-20430
NVD Published Date:
12/24/2018
NVD Last Modified:
01/11/2019