CVE-2018-19420

CVSS V2 Medium 4 CVSS V3 Low 3.8
Description
In GetSimpleCMS 3.3.15, admin/upload.php blocks .html uploads but there are several alternative cases in which HTML can be executed, such as a file with no extension or an unrecognized extension (e.g., the test or test.asdf filename), because of admin/upload-uploadify.php, and validate_safe_file in admin/inc/security_functions.php.
Overview
  • CVE ID
  • CVE-2018-19420
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-11-21T21:29:00
  • Last Modified Date
  • 2018-12-28T14:31:42
Weakness Enumerations
CWE URL
CWE-434 http://cwe.mitre.org/data/definitions/434.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:get-simple:getsimple_cms:3.3.15:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 3.8
  • Base Severity
  • LOW
  • Exploitability Score
  • 1.2
  • Impact Score
  • 2.5
References
Reference URL Reference Tags
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1301 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-19420
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19420
History
Created Old Value New Value Data Type Notes
2022-05-10 17:49:02 Added to TrackCVE
2022-12-03 14:37:05 2018-11-21T21:29Z 2018-11-21T21:29:00 CVE Published Date updated
2022-12-03 14:37:05 2018-12-28T14:31:42 CVE Modified Date updated
2022-12-03 14:37:05 Analyzed Vulnerability Status updated