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CVE-2016-1621

32
FAUCET Score

CVE-2016-1621 is a critical memory corruption vulnerability in the libvpx library within the mediaserver component of Android versions 4.x, 5.x, and 6.0. This flaw allows remote attackers to execute arbitrary code or cause a denial of service through a specially crafted media file. With a CVSS score of 9.8, this vulnerability is highly severe, requiring no user interaction or authentication, and can lead to complete compromise of confidentiality, integrity, and availability. Despite its criticality, there is no public exploit intelligence, active exploitation, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:o:google:android:4.0:*:*:*:*:*:*:*
4.0.1CPE matchmatch criteria
cpe:2.3:o:google:android:4.0.1:*:*:*:*:*:*:*
4.0.2CPE matchmatch criteria
cpe:2.3:o:google:android:4.0.2:*:*:*:*:*:*:*
4.0.3CPE matchmatch criteria
cpe:2.3:o:google:android:4.0.3:*:*:*:*:*:*:*
4.0.4CPE matchmatch criteria
cpe:2.3:o:google:android:4.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
5.90%
Probability of exploitation in next 30 days
EPSS Percentile
92.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0590 is in the 87th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2016-1621Important

libvpx: remote code execution via crafted media file

Mar 14, 2016

References

lists.fedoraproject.org / pipermail/package-announce/2016-March/179128.html
android.googlesource.com / platform/external/libvpx/+/04839626ed859623901ebd3a5fd483982186b59d
android.googlesource.com / platform/external/libvpx/+/5a9753fca56f0eeb9f61e342b2fccffc364f9426
android.googlesource.com / platform/frameworks/av/+/5a6788730acfc6fd8f4a6ef89d2c376572a26b55
source.android.com / security/bulletin/2016-03-01.html
security.gentoo.org / glsa/201603-09
securityfocus.com / bid/84239