CVEs / CVE-2016-7855
CVE-2016-7855: Adobe Flash Player Use-After-Free Vulnerability
- Known exploited in the CISA KEV catalog since 3 Mar 2022
- high 8.8 CVSS 3.1 (NVD)
- EPSS 25.1% chance of exploitation in the next 30 days, higher than 97% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Use-after-free vulnerability in Adobe Flash Player Windows and OS and Linux allows remote attackers to execute arbitrary code.
Description
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 3 Mar 2022 |
|---|---|
| Due date for US federal agencies | 24 Mar 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | The impacted product is end-of-life and should be disconnected if still in use. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-416 |
References
- CVE-2016-7855 on NVD
- CVE-2016-7855 in the CISA KEV catalog
- http://rhn.redhat.com/errata/RHSA-2016-2119.html Third Party Advisory
- http://www.securityfocus.com/bid/93861 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037111 Third Party Advisory, VDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-128 Patch, Vendor Advisory
- https://helpx.adobe.com/security/products/flash-player/apsb16-36.html Patch, Vendor Advisory
- https://security.gentoo.org/glsa/201610-10 Third Party Advisory
- https://security.googleblog.com/2016/10/disclosing-vulnerabilities-to-protect.html Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7855 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.