CVE-2016-7855
HIGH severity · CVSS 8.8 · Use-after-free · actively exploited (CISA KEV)
8.8CVSS HIGH ● exploited
🔴 Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2022-03-03. US federal agencies must patch by 2022-03-24.
Summary
Use-after-free vulnerability in Adobe Flash Player before 23.0.0.205 on Windows and OS X and before 11.2.202.643 on Linux allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in October 2016.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)59%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-128 ↗
Additional information
- NVD record
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-128Patch
- https://helpx.adobe.com/security/products/flash-player/apsb16-36.htmlPatch
- http://rhn.redhat.com/errata/RHSA-2016-2119.htmlAdvisory
- http://www.securityfocus.com/bid/93861Advisory
- http://www.securitytracker.com/id/1037111Advisory
- https://security.gentoo.org/glsa/201610-10Advisory
- https://security.googleblog.com/2016/10/disclosing-vulnerabilities-to-protect.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-2119.htmlAdvisory