PatchTheCVECVE-2010-2883: Adobe Acrobat and Reader Stack-Based Buffer Overflow Vulnerability
CVE-2010-2883 is a high-severity flaw (CVSS 7.3) affecting acrobat, acrobat reader, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- High severity
- EPSS top 1%: very likely to be exploited
- Exploited in the wild (CISA KEV)
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.3 (High) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | Required |
| EPSS exploit chance | 81.4% (top 1%) |
| CISA exploited list | Yes, fix due 2022-06-22 |
| Weakness | CWE-787 |
| Published | 2010-09-09 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Exploited Added to the CISA Known Exploited Vulnerabilities list
- Deadline CISA due date for US federal agencies to patch
- Updated Record last modified
Exact fixes by distribution
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
- GitHub PoC: avielzecharia/CVE-2010-2883 (1 stars)
- Exploit-DB: Adobe CoolType - SING Table 'uniqueName' Local Stack Buffer Overflow (Metasploit) (2)
- Exploit-DB: Adobe CoolType - SING Table 'uniqueName' Remote Stack Buffer Overflow (Metasploit) (1)
- Metasploit: Adobe CoolType SING Table "uniqueName" Stack Buffer Overflow
- Metasploit: Adobe CoolType SING Table "uniqueName" Stack Buffer Overflow
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2010-2883?
acrobat: upgrade to 8.2.5, 9.4; acrobat reader: upgrade to 8.2.5, 9.4. Exact commands for each OS are on this page.
Is CVE-2010-2883 being exploited?
Yes. CVE-2010-2883 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.
What does CVE-2010-2883 affect?
CVE-2010-2883 affects acrobat, acrobat reader. Severity is high (CVSS 7.3). 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 P
How urgent is CVE-2010-2883?
Priority 80/100. High severity; EPSS top 1%: very likely to be exploited; Exploited in the wild (CISA KEV); Public exploit reference
Software pages
Windows vulnerabilities · Adobe Acrobat vulnerabilities · Adobe Reader vulnerabilities
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