CVE-2009-1862
Out-of-bounds Write
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Description
Unspecified vulnerability in Adobe Reader and Acrobat 9.x through 9.1.2, and Adobe Flash Player 9.x through 9.0.159.0 and 10.x through 10.0.22.87, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via (1) a crafted Flash application in a .pdf file or (2) a crafted .swf file, related to authplay.dll, as exploited in the wild in July 2009.
Official description from the CVE record, published by mitre. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org
Key data
CVSS 3.1 High 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector: Local
The attacker needs local access to the system, or to trick a user into running something.
Attack complexity: Low
No special conditions are needed. The attack can be repeated at will.
Privileges required: None
No account or privileges are needed.
User interaction: Required
A user has to do something first, such as opening a file or following a link.
Scope: Unchanged
The impact stays within the vulnerable component.
Confidentiality impact: High
Serious or total effect on the secrecy of data.
Integrity impact: High
Serious or total effect on the trustworthiness of data.
Availability impact: High
Serious or total effect on availability.
| Metric | Value | What it means |
|---|---|---|
| Attack vector | Local | The attacker needs local access to the system, or to trick a user into running something. |
| Attack complexity | Low | No special conditions are needed. The attack can be repeated at will. |
| Privileges required | None | No account or privileges are needed. |
| User interaction | Required | A user has to do something first, such as opening a file or following a link. |
| Scope | Unchanged | The impact stays within the vulnerable component. |
| Confidentiality impact | High | Serious or total effect on the secrecy of data. |
| Integrity impact | High | Serious or total effect on the trustworthiness of data. |
| Availability impact | High | Serious or total effect on availability. |
CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.
EPSS
- Score
- 0.21198 (21.2% probability)
- Percentile
- 97.6%
- Scores of
- Nov 10, 2026
- Model
- v2026.06.15
CISA Known Exploited Vulnerabilities
- Name in the catalog
- Adobe Acrobat and Reader, Flash Player Unspecified Vulnerability
- Added to the catalog
- Jun 8, 2022
- Federal due date
- Jun 22, 2022
CISA assessment as of Feb 10, 2025
- Exploitation
- Recorded by CISA as active
- Automatable
- no
- Technical impact
- total
Weakness (CWE)
- CWE-787Out-of-bounds Write
References
- 266108 (sunsolve.sun.com)vendor-advisory
- VU#259425 (kb.cert.org)third-party-advisory
- symantec.com/business/security_response/writeup.jsp?docid=2…
- APPLE-SA-2009-09-10-1 (lists.apple.com)vendor-advisory
- GLSA-200908-04 (security.gentoo.org)vendor-advisory
- support.apple.com/kb/HT3864
- isc.sans.org/diary.html?storyid=6847
- adobe.com/support/security/bulletins/apsb09-13.html
- blogs.adobe.com/psirt/2009/07/potential_adobe_reader_and_fl…
- symantec.com/connect/blogs/next-generation-flash-vulnerabil…
- APPLE-SA-2009-09-10-2 (lists.apple.com)vendor-advisory
- bugs.adobe.com/jira/browse/FP-1265
- adobe.com/support/security/bulletins/apsb09-10.html
- 36374 (secunia.com)third-party-advisory
- support.apple.com/kb/HT3865
- 36193 (secunia.com)third-party-advisory
- 36701 (secunia.com)third-party-advisory
- adobe.com/support/security/advisories/apsa09-03.html
- news.cnet.com/8301-27080_3-10293389-245.html
- 35759 (securityfocus.com)vdb-entry
Timeline
- ID reserved
- Record published
- Added to CISA KEV
- Record last updated
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About CubePath
Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:28 UTC. Sources and licenses