Kentico CMS 5.5 R2 Build 5.5.3996 Blog tagname sql injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Kentico CMS 5.5 R2 Build 5.5.3996. Affected by this issue is some unknown functionality of the component Blog Module. This manipulation of the argument tagname causes sql injection. The identification of this vulnerability is CVE-2021-27581. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Kentico CMS 5.5 R2 Build 5.5.3996 (Content Management System). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Blog Module. The manipulation of the argument tagname with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 03/06/2021. The advisory is shared at gist.github.com. This vulnerability is known as CVE-2021-27581. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1505 for this issue.

It is possible to download the exploit at gist.github.com. It is declared as proof-of-concept.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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: 🔍

Timelineinfo

02/23/2021 🔍
03/06/2021 +11 days 🔍
03/06/2021 +0 days 🔍
03/28/2021 +22 days 🔍

Sourcesinfo

Advisory: gist.github.com
Status: Not defined

CVE: CVE-2021-27581 (🔍)
GCVE (CVE): GCVE-0-2021-27581
GCVE (VulDB): GCVE-100-170809
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/06/2021 11:28
Updated: 03/28/2021 20:20
Changes: 03/06/2021 11:28 (41), 03/28/2021 20:15 (2), 03/28/2021 20:20 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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