Is CVE-2011-3833 in the CISA KEV catalog?

No. CVE-2011-3833 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-3833?

CVE-2011-3833 has a CVSS v2 base score of 6.0 (MEDIUM).

What is the EPSS score for CVE-2011-3833?

CVE-2011-3833 has an EPSS score of 19.78% (97th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2011-3833

MEDIUMEPSS 97th pctl

6.0

CVSS v2

NVD

Description

Unrestricted file upload vulnerability in ftp_upload_file.php in Support Incident Tracker (aka SiT!) 3.65 allows remote authenticated users to execute arbitrary PHP code by uploading a PHP file, then accessing it via a direct request to the file in an unspecified directory.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

19.78%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

http://packetstormsecurity.org/files/106933/sit_file_upload.rb.txt
http://secunia.com/advisories/45453
http://secunia.com/secunia_research/2011-79/
http://www.exploit-db.com/exploits/18108
http://www.kb.cert.org/vuls/id/576355
http://www.osvdb.org/77003
http://www.securityfocus.com/bid/50632
http://www.securityfocus.com/bid/50896
https://exchange.xforce.ibmcloud.com/vulnerabilities/71237
https://exchange.xforce.ibmcloud.com/vulnerabilities/71651

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.