CVE-2016-2242
CVE-2016-2242 is a critical-severity vulnerability in Exponentcms Exponent Cms with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 7% (93rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Exponentcms Exponent Cms
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2016-2242?
- 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.
- How severe is CVE-2016-2242?
- CVE-2016-2242 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2016-2242 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2016-2242?
- CVE-2016-2242 primarily affects Exponentcms Exponent Cms. In total, 42 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2016-2242?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2016-2242 published?
- CVE-2016-2242 was published on 2017-01-23 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/135721/Exponent-2.3.7-PHP-Code-Execution.html
- http://www.exponentcms.org/news/patch-3-released-for-v2-3-7
- http://www.exponentcms.org/news/show/title/security-notice-closing-an-exponent-security-vulnerability
- http://www.securityfocus.com/archive/1/537499/100/0/threaded
- https://www.htbridge.com/advisory/HTB23290
Affected products (42)
- cpe:2.3:a:exponentcms:exponent_cms:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.4:p3:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.5:p1:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.6:p2:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.8:p2:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.0.9:p5:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.1.0:alpha:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.1.4:p11:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.0:p5:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.2:p2:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.2.3:p14:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.0:p4:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.1:p4:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.2:p2:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.3:p1:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.4:p1:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:exponentcms:exponent_cms:2.3.5:p2:*:*:*:*:*:*
More vulnerabilities in Exponentcms Exponent Cms
- CVE-2016-9026 — Critical (CVSS 9.8): Exponent CMS before 2.6.0 has improper input validation in fileController.php.
- CVE-2016-9025 — Critical (CVSS 9.8): Exponent CMS before 2.6.0 has improper input validation in purchaseOrderController.php.
- CVE-2016-9023 — Critical (CVSS 9.8): Exponent CMS before 2.6.0 has improper input validation in cron/find_help.php.
- CVE-2016-9022 — Critical (CVSS 9.8): Exponent CMS before 2.6.0 has improper input validation in usersController.php.
- CVE-2016-9021 — Critical (CVSS 9.8): Exponent CMS before 2.6.0 has improper input validation in storeController.php.
- CVE-2016-8900 — Critical (CVSS 9.8): Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in…
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