Exponent CMS 2.3.9 expTagController.php change_tags injection

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Exponent CMS 2.3.9. It has been classified as critical. This affects an unknown part of the file framework/modules/core/controllers/expTagController.php. This manipulation of the argument change_tags causes injection. This vulnerability is handled as CVE-2016-8900. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Exponent CMS 2.3.9 (Content Management System). It has been declared as critical. Affected by this vulnerability is an unknown code block of the file framework/modules/core/controllers/expTagController.php. The manipulation of the argument change_tags with an unknown input leads to a injection vulnerability. The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expTagController.php related to change_tags.

The weakness was released 05/24/2019. This vulnerability is known as CVE-2016-8900 since 10/24/2016. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1055 according to MITRE ATT&CK.

By approaching the search of inurl:framework/modules/core/controllers/expTagController.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entry connected to this vulnerability is available at VDB-135510. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

10/24/2016 🔍
05/24/2019 +942 days 🔍
05/25/2019 +1 days 🔍
09/24/2023 +1583 days 🔍

Sourcesinfo

Advisory: fdafb5ec97838e4edbd685f587f28d3174ebb3db
Status: Not defined

CVE: CVE-2016-8900 (🔍)
GCVE (CVE): GCVE-0-2016-8900
GCVE (VulDB): GCVE-100-135511
See also: 🔍

Entryinfo

Created: 05/25/2019 09:27
Updated: 09/24/2023 12:04
Changes: 05/25/2019 09:27 (37), 06/15/2020 16:40 (18), 09/24/2023 12:04 (5)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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