|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.
A vulnerability, which was classified as critical, has been found in ONLYOFFICE Server 2021-11-08. Affected by this issue is an unknown function of the component Signed Document Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:
ONLYOFFICE all versions as of 2021-11-08 is affected by Incorrect Access Control. Signed document download URLs can be forged due to a weak default URL signing key.
The weakness was published 01/23/2023. The advisory is available at labs.nettitude.com. This vulnerability is handled as CVE-2021-43444 since 11/08/2021. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.
It is declared as proof-of-concept. The exploit is available at labs.nettitude.com.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
CVSSv3VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.2
VulDB Base Score: 4.6
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Access control
CWE: CWE-284 / CWE-266
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
CountermeasuresRecommended: no mitigation known
0-Day Time: 🔒
Timeline11/08/2021 CVE reserved
01/23/2023 +441 days Advisory disclosed
01/23/2023 +0 days VulDB entry created
01/23/2023 +0 days VulDB last update
Status: Not defined
CVE: CVE-2021-43444 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013
EntryCreated: 01/23/2023 06:52 PM
Changes: 01/23/2023 06:52 PM (41)
Might our Artificial Intelligence support you?
Check our Alexa App!