VDB-179667 · CVE-2021-36091 · GCVE-0-2021-36091

OTRS Community Edition up to 7.0.26 Calendar permission

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in OTRS Community Edition up to 7.0.26. It has been classified as critical. This issue affects some unknown processing of the component Calendar. Performing a manipulation results in permission. This vulnerability is reported as CVE-2021-36091. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in OTRS Community Edition up to 7.0.26 (Service Management Software). This affects an unknown code block of the component Calendar. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality.

The weakness was disclosed 07/26/2021. It is possible to read the advisory at otrs.com. This vulnerability is uniquely identified as CVE-2021-36091. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

Upgrading to version 7.0.27 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Service Management Software

Vendor

OTRS

Name

Community Edition

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Community Edition 7.0.27

Timelineinfo

07/01/2021 🔍
07/26/2021 +25 days 🔍
07/26/2021 +0 days 🔍
08/05/2021 +10 days 🔍

Sourcesinfo

Advisory: otrs.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-36091 (🔍)
GCVE (CVE): GCVE-0-2021-36091
GCVE (VulDB): GCVE-100-179667

Entryinfo

Created: 07/26/2021 18:47
Updated: 08/05/2021 08:37
Changes: 07/26/2021 18:47 (39), 08/05/2021 08:35 (3), 08/05/2021 08:37 (1)
Complete: 🔍
Cache ID: 216::103