HOMEVULNERABILITIESCVE-2014-9626
HIGH

CVE-2014-9626

CWE-191Published: January 24, 2020· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Integer underflow in the MP4_ReadBox_String function in modules/demux/mp4/libmp4.c in VideoLAN VLC media player before 2.1.6 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a box size less than 7.

NVD Source

Technical Analysis

CVE-2014-9626 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

videolan1 product(s)
vlc media player
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttp://openwall.com/lists/oss-security/2015/01/20/5
PATCHhttps://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39
PATCHhttp://openwall.com/lists/oss-security/2015/01/20/5
PATCHhttps://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39
ADVISORYhttps://www.videolan.org/security/sa1501.html
ADVISORYhttps://www.videolan.org/security/sa1501.html

All References (6)

→
http://openwall.com/lists/oss-security/2015/01/20/5Mailing List · Patch · Third Party Advisory
→
https://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39Patch · Third Party Advisory
→
https://www.videolan.org/security/sa1501.htmlVendor Advisory
→
http://openwall.com/lists/oss-security/2015/01/20/5Mailing List · Patch · Third Party Advisory
→
https://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39Patch · Third Party Advisory
→
https://www.videolan.org/security/sa1501.htmlVendor Advisory

Quick Facts

CVE IDCVE-2014-9626
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-191
CISA KEVNo
Affected1 vendor(s)
PublishedJan 24, 2020

Related CVEs (CWE-191)

CVE-2007-0063
10.0
CVE-2015-9129
9.8
CVE-2017-8911
9.8
CVE-2016-10166
9.8
CVE-2017-9214
9.8
CVE-2015-9167
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2014-9626 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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