CVE-2017-11684 : There is an illegal address access in the build

There is an illegal address access in the build_table function in libavcodec/bitstream.c of Libav 12.1 that will lead to remote denial of service via crafted input.

Published 2017-07-27 06:29:01

Updated 2019-10-03 00:03:26

Source MITRE

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2017-11684

Libav » Libav » Version: 12.1
cpe:2.3:a:libav:libav:12.1:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2017-11684

EPSS FAQ

0.13%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 47 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2017-11684

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
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
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2017-11684

http://www.securityfocus.com/bid/99980

Libav CVE-2017-11684 Denail of Service Vulnerability
Third Party Advisory;VDB Entry
https://bugzilla.libav.org/show_bug.cgi?id=1073

Bug 1073 – smacker does not correctly validate header data
Exploit;Issue Tracking;Third Party Advisory

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Vulnerability Details : CVE-2017-11684

Products affected by CVE-2017-11684

Exploit prediction scoring system (EPSS) score for CVE-2017-11684

CVSS scores for CVE-2017-11684

References for CVE-2017-11684