CVE-2009-1493 EXPLOIT
6.8
MEDIUM · CVSS 2.0 · EPSS 21.8% (pctl 98)
Patch early
A public exploit exists.
Description
The customDictionaryOpen spell method in the JavaScript API in Adobe Reader 9.1, 8.1.4, 7.1.1, and earlier on Linux and UNIX allows remote attackers to cause a denial of service (memory corruption) or execute arbitrary code via a PDF file that triggers a call to this method with a long string in the second argument.
Scoring
| CVSS | 6.8 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| EPSS | 21.83% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-399 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2009-04-30 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| adobe | reader |
| linux | linux kernel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Adobe 8.1.4/9.1 - 'customDictionaryOpen()' Code Execution | 2009-04-29 |
References
- http://blogs.adobe.com/psirt/2009/04/update_on_adobe_reader_issue.html
- http://blogs.adobe.com/psirt/2009/05/adobe_reader_issue_update.html
- http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html
- http://osvdb.org/54129
- http://packetstorm.linuxsecurity.com/0904-exploits/spell.txt
- http://secunia.com/advisories/34924
- http://secunia.com/advisories/35055
- http://secunia.com/advisories/35096
- http://secunia.com/advisories/35152
- http://secunia.com/advisories/35358
- http://secunia.com/advisories/35416
- http://secunia.com/advisories/35734
- http://security.gentoo.org/glsa/glsa-200907-06.xml
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-259028-1
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=926953
- http://www.adobe.com/support/security/bulletins/apsb09-06.html
- http://www.kb.cert.org/vuls/id/970180
- http://www.redhat.com/support/errata/RHSA-2009-0478.html
- http://www.securityfocus.com/bid/34740
→ the Explorer · watch your stack · NVD