|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 problematic, was found in logback up to 1.2.7. Affected is an unknown functionality of the component Configuration File Handler. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was published 12/17/2021. The advisory is available at jira.qos.ch. This vulnerability is traded as CVE-2021-42550 since 10/15/2021. Technical details are unknown but a public exploit is available.
It is declared as proof-of-concept. The exploit is shared for download at github.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: 5.3
VulDB Meta Temp Score: 5.1
VulDB Base Score: 4.1
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 6.6
CNA Vector: 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
CWE: CWE-502 / CWE-20
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
CountermeasuresRecommended: no mitigation known
0-Day Time: 🔒
Timeline10/15/2021 CVE reserved
12/17/2021 +63 days Advisory disclosed
12/17/2021 +0 days VulDB entry created
12/22/2021 +5 days VulDB last update
Status: Not defined
CVE: CVE-2021-42550 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013
EntryCreated: 12/17/2021 07:57 AM
Updated: 12/22/2021 06:26 PM
Changes: 12/17/2021 07:57 AM (47), 12/22/2021 06:26 PM (2)
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