National Vulnerability Database

National Vulnerability Database

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Database

    Vulnerabilities Detail

CVE-2018-13785 Detail

Current Description

In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.

Source:  MITRE
Description Last Modified:  07/09/2018
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.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
http://www.securityfocus.com/bid/105599
http://www.securitytracker.com/id/1041889
https://access.redhat.com/errata/RHSA-2018:3000
https://access.redhat.com/errata/RHSA-2018:3001
https://access.redhat.com/errata/RHSA-2018:3002
https://access.redhat.com/errata/RHSA-2018:3003
https://access.redhat.com/errata/RHSA-2018:3007
https://access.redhat.com/errata/RHSA-2018:3008
https://github.com/glennrp/libpng/commit/8a05766cb74af05c04c53e6c9d60c13fc4d59bf2 Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20181018-0001/
https://sourceforge.net/p/libpng/bugs/278/ Third Party Advisory
https://usn.ubuntu.com/3712-1/ Third Party Advisory

Technical Details

Vulnerability Type (View All)

Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-13785
NVD Published Date:
07/09/2018
NVD Last Modified:
10/25/2018