CRITICAL
CVE-2015-4479
CWE-189Published: August 16, 2015· Updated: Jun 17, 2026
10.0
CVSS v3.1
Official Description
Multiple integer overflows in libstagefright in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allow remote attackers to execute arbitrary code via a crafted saio chunk in MPEG-4 video data.
Technical Analysis
CVE-2015-4479 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C
Affected Vendors & Products
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
All References (38)
→
Quick Facts
CVE IDCVE-2015-4479
CVSS Score10.0 / 10
SeverityCRITICAL
WeaknessCWE-189
CISA KEVNo
Affected3 vendor(s)
PublishedAug 16, 2015
Related CVEs (CWE-189)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2015-4479 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.