Use After Free in Adobe Flash_player
CVE-2016-7855
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.
Vulnerability class: Use-After-Free
EPSS: 0.252 (97.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Adobe Flash_player
- Apple Mac_os_x
- Google Chrome_os
- Linux Linux_kernel
- Microsoft Windows
- Microsoft Windows_10 — versions 1511, 1607
- Microsoft Windows_8.1
- Microsoft Windows_rt_8.1
- Microsoft Windows_server_2012 — versions r2
- Redhat Enterprise_linux_desktop — versions 5.0, 6.0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: The impacted product is end-of-life and should be disconnected if still in use.
Public proof-of-concept exploits
References
- psirt@adobe.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- psirt@adobe.com (x_refsource_MS, vendor-advisory, Patch, Vendor Advisory)
- psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- psirt@adobe.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- psirt@adobe.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- psirt@adobe.com (Third Party Advisory, x_refsource_MISC)
- psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2016-7855?
- CVE-2016-7855 is a high-severity vulnerability in Adobe Flash_player, classified under Use After Free. CVSS score: 8.8/10. Published 2016-11-01.
- How severe is CVE-2016-7855?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-7855 known to be exploited?
- Yes. CVE-2016-7855 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating it is being actively exploited. 6 public proof-of-concept repositories are indexed.