CVE-2016-2242 : Exponent CMS 2.x before 2.3.7 Patch 3 allows remote attackers to execute arbitra

Exponent CMS 2.x before 2.3.7 Patch 3 allows remote attackers to execute arbitrary code via the sc parameter to install/index.php.

Published 2017-01-23 21:59:01

Updated 2018-10-09 19:59:39

Source MITRE

View at NVD, CVE.org

Vulnerability category: Execute code

Products affected by CVE-2016-2242

Exponentcms » Exponent Cms » Version: 2.1.1
cpe:2.3:a:exponentcms:exponent_cms:2.1.1:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.0
cpe:2.3:a:exponentcms:exponent_cms:2.0.0:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.6
cpe:2.3:a:exponentcms:exponent_cms:2.0.6:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.7
cpe:2.3:a:exponentcms:exponent_cms:2.0.7:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.1.4
cpe:2.3:a:exponentcms:exponent_cms:2.1.4:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.3
cpe:2.3:a:exponentcms:exponent_cms:2.0.3:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.8
cpe:2.3:a:exponentcms:exponent_cms:2.0.8:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.9
cpe:2.3:a:exponentcms:exponent_cms:2.0.9:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.2
cpe:2.3:a:exponentcms:exponent_cms:2.0.2:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.1
cpe:2.3:a:exponentcms:exponent_cms:2.0.1:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.4
cpe:2.3:a:exponentcms:exponent_cms:2.0.4:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.5
cpe:2.3:a:exponentcms:exponent_cms:2.0.5:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.1.2
cpe:2.3:a:exponentcms:exponent_cms:2.1.2:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.1.3
cpe:2.3:a:exponentcms:exponent_cms:2.1.3:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.0
cpe:2.3:a:exponentcms:exponent_cms:2.3.0:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.0
cpe:2.3:a:exponentcms:exponent_cms:2.2.0:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.1
cpe:2.3:a:exponentcms:exponent_cms:2.2.1:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.2
cpe:2.3:a:exponentcms:exponent_cms:2.2.2:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.1
cpe:2.3:a:exponentcms:exponent_cms:2.3.1:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.3
cpe:2.3:a:exponentcms:exponent_cms:2.2.3:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.2
cpe:2.3:a:exponentcms:exponent_cms:2.3.2:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.5 Update P2
cpe:2.3:a:exponentcms:exponent_cms:2.3.5:p2:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.5
cpe:2.3:a:exponentcms:exponent_cms:2.3.5:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.1 Update P4
cpe:2.3:a:exponentcms:exponent_cms:2.3.1:p4:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.0 Update P5
cpe:2.3:a:exponentcms:exponent_cms:2.2.0:p5:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.9 Update P5
cpe:2.3:a:exponentcms:exponent_cms:2.0.9:p5:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.4 Update P3
cpe:2.3:a:exponentcms:exponent_cms:2.0.4:p3:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.3 Update P1
cpe:2.3:a:exponentcms:exponent_cms:2.3.3:p1:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.3
cpe:2.3:a:exponentcms:exponent_cms:2.3.3:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.3 Update P14
cpe:2.3:a:exponentcms:exponent_cms:2.2.3:p14:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.6 Update P2
cpe:2.3:a:exponentcms:exponent_cms:2.0.6:p2:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.7
cpe:2.3:a:exponentcms:exponent_cms:2.3.7:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.2 Update P2
cpe:2.3:a:exponentcms:exponent_cms:2.3.2:p2:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.2.2 Update P2
cpe:2.3:a:exponentcms:exponent_cms:2.2.2:p2:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.1.0 Update Alpha
cpe:2.3:a:exponentcms:exponent_cms:2.1.0:alpha:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.5 Update P1
cpe:2.3:a:exponentcms:exponent_cms:2.0.5:p1:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.8
cpe:2.3:a:exponentcms:exponent_cms:2.3.8:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.4 Update P1
cpe:2.3:a:exponentcms:exponent_cms:2.3.4:p1:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.4
cpe:2.3:a:exponentcms:exponent_cms:2.3.4:*:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.3.0 Update P4
cpe:2.3:a:exponentcms:exponent_cms:2.3.0:p4:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.1.4 Update P11
cpe:2.3:a:exponentcms:exponent_cms:2.1.4:p11:*:*:*:*:*:*
Matching versions
Exponentcms » Exponent Cms » Version: 2.0.8 Update P2
cpe:2.3:a:exponentcms:exponent_cms:2.0.8:p2:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2016-2242

EPSS FAQ

7.40%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 94 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-2242

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
10.0	HIGH	AV:N/AC:L/Au:N/C:C/I:C/A:C	10.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
9.8	CRITICAL	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2016-2242

CWE-94 Improper Control of Generation of Code ('Code Injection')

The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2016-2242

http://www.exponentcms.org/news/show/title/security-notice-closing-an-exponent-security-vulnerability

Security Notice: Closing an Exponent Security Vulnerability
Exploit;Mitigation;Patch;Vendor Advisory
https://www.htbridge.com/advisory/HTB23290

Remote Code Execution in Exponent - HTB23290 Security Advisory | ImmuniWeb
Exploit;Patch;Third Party Advisory
http://packetstormsecurity.com/files/135721/Exponent-2.3.7-PHP-Code-Execution.html

Exponent 2.3.7 PHP Code Execution ≈ Packet Storm
Exploit;Patch;Third Party Advisory
http://www.exponentcms.org/news/patch-3-released-for-v2-3-7

Patch #3 Released for V2.3.7
Release Notes;Vendor Advisory
http://www.securityfocus.com/archive/1/537499/100/0/threaded

SecurityFocus

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Vulnerability Details : CVE-2016-2242

Products affected by CVE-2016-2242

Exploit prediction scoring system (EPSS) score for CVE-2016-2242

CVSS scores for CVE-2016-2242

CWE ids for CVE-2016-2242

References for CVE-2016-2242