CVE-2011-2745 EXPLOIT
6.5
MEDIUM · CVSS 2.0 · EPSS 2% (pctl 80)
Patch early
A public exploit exists.
Description
upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.
Scoring
| CVSS | 6.5 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| EPSS | 2.03% — more likely to be exploited than 80% of all CVEs |
| Weakness | CWE-264 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2011-07-27 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| chyrp | chyrp |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Chyrp 2.x swfupload Extension - 'upload_handler.php' Arbitrary File Upload / Arbitrary PHP Code Execution | 2011-07-29 |
References
- http://securityreason.com/securityalert/8314
- http://www.justanotherhacker.com/advisories/JAHx113.txt
- http://www.openwall.com/lists/oss-security/2011/07/13/5
- http://www.openwall.com/lists/oss-security/2011/07/13/6
- http://www.securityfocus.com/bid/48672
- http://securityreason.com/securityalert/8314
- http://www.justanotherhacker.com/advisories/JAHx113.txt
- http://www.openwall.com/lists/oss-security/2011/07/13/5
- http://www.openwall.com/lists/oss-security/2011/07/13/6
- http://www.securityfocus.com/bid/48672
→ the Explorer · watch your stack · NVD