CVE-2021-21426
Fixes a bug in Zend Framework's Stream HTTP Wrapper
Description
Magento-lts is a long-term support alternative to Magento Community Edition (CE). In magento-lts versions 19.4.12 and prior and 20.0.8 and prior, there is a vulnerability caused by the unsecured deserialization of an object. A patch in versions 19.4.13 and 20.0.9 was back ported from Zend Framework 3. The vulnerability was assigned CVE-2021-3007 in Zend Framework.
INFO
Published Date :
April 21, 2021, 9:15 p.m.
Last Modified :
Nov. 21, 2024, 5:48 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source | 
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | 
References to Advisories, Solutions, and Tools
                                            Here, you will find a curated list of external links that provide in-depth
                                            information, practical solutions, and valuable tools related to
                                            CVE-2021-21426.
                                        
| URL | Resource | 
|---|---|
| https://github.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c | Third Party Advisory | 
| https://github.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c | Third Party Advisory | 
CWE - Common Weakness Enumeration
            While CVE identifies
            specific instances of vulnerabilities, CWE categorizes the common flaws or
            weaknesses that can lead to vulnerabilities. CVE-2021-21426 is
            associated with the following CWEs:
        
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
            (CAPEC)
            stores attack patterns, which are descriptions of the common attributes and
            approaches employed by adversaries to exploit the CVE-2021-21426
            weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
			The following list is the news that have been mention
			CVE-2021-21426 vulnerability anywhere in the article.
		
                The following table lists the changes that have been made to the
                CVE-2021-21426 vulnerability over time.
            
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
- 
                            CVE Modified by af854a3a-2127-422b-91ae-364da2661108Nov. 21, 2024 Action Type Old Value New Value Added Reference https://github.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c 
- 
                            CVE Modified by [email protected]May. 14, 2024 Action Type Old Value New Value 
- 
                            Initial Analysis by [email protected]Apr. 30, 2021 Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c No Types Assigned https://github.com/OpenMage/magento-lts/security/advisories/GHSA-m496-x567-f98c Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:openmage:magento:*:*:*:*:lts:*:*:* versions up to (excluding) 19.4.13 *cpe:2.3:a:openmage:magento:*:*:*:*:lts:*:*:* versions from (including) 20.0.0 up to (excluding) 20.0.9 
Vulnerability Scoring Details
Base CVSS Score: 9.8
Base CVSS Score: 7.5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.40 }} -0.38%
score
0.58114
percentile
 
                         
                         
                         
                                             
                                            