CRITICAL
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 Jan 23, 2017
9.8
CRITICALCVSS 3.0
EPSS 6.64%
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.
Affected products
No data.
OR
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.4
- 2.0.5
- 2.0.5
- 2.0.6
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.8
- 2.0.9
- 2.0.9
- 2.1.0
- 2.1.1
- 2.1.2
- 2.1.3
- 2.1.4
- 2.1.4
- 2.2.0
- 2.2.0
- 2.2.1
- 2.2.2
- 2.2.2
- 2.2.3
- 2.2.3
- 2.3.0
- 2.3.0
- 2.3.1
- 2.3.1
- 2.3.2
- 2.3.2
- 2.3.3
- 2.3.3
- 2.3.4
- 2.3.4
- 2.3.5
- 2.3.5
- 2.3.7
- 2.3.8
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
6.64% 0.06636
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.06636
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.64% (0.06636) | 93.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.64% (0.06636) | 92.99th | v5 (v2026.06.15) |
| Sep 26, 2025 | 9.64% (0.09645) | 92.61th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.81% (0.07813) | 91.16th | v4 (v2025.03.14) |
| Mar 29, 2025 | 12.99% (0.12987) | 90.09th | v4 (v2025.03.14) |
| Mar 17, 2025 | 7.81% (0.07813) | 91.37th | v4 (v2025.03.14) |
| Dec 17, 2024 | 7.40% (0.07403) | 94.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.46% (0.03457) | 90.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.79% (0.05785) | 90.41th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.79% (0.05785) | 89.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.79% (0.05785) | 77.27th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://packetstormsecurity.com/files/135721/Exponent-2.3.7-PHP-Code-Execution.html x_refsource_MISCExploitPatchThird Party Advisory
- http://www.exponentcms.org/news/patch-3-released-for-v2-3-7 x_refsource_CONFIRMRelease NotesVendor Advisory
- http://www.exponentcms.org/news/show/title/security-notice-closing-an-exponent-security-vulnerability x_refsource_CONFIRMExploitMitigationPatchVendor Advisory
- http://www.securityfocus.com/archive/1/537499/100/0/threaded mailing-listx_refsource_BUGTRAQ
- https://www.htbridge.com/advisory/HTB23290 x_refsource_MISCExploitPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/135721/Exponent-2.3.7-PHP-Code-Execution.html | x_refsource_MISCExploitPatchThird Party Advisory | |
| http://www.exponentcms.org/news/patch-3-released-for-v2-3-7 | x_refsource_CONFIRMRelease NotesVendor Advisory | |
| http://www.exponentcms.org/news/show/title/security-notice-closing-an-exponent-security-vulnerability | x_refsource_CONFIRMExploitMitigationPatchVendor Advisory | |
| http://www.securityfocus.com/archive/1/537499/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| https://www.htbridge.com/advisory/HTB23290 | x_refsource_MISCExploitPatchThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 23, 2017
Updated Aug 5, 2024
Reserved Feb 7, 2016
Link CVE-2016-2242
CISA Vulnrichment
Updated n/a