CVE-2021-27085
Microsoft Internet Explorer Remote Code Execution - [Actively Exploited]
Description
Internet Explorer Remote Code Execution Vulnerability
INFO
Published Date :
March 11, 2021, 4:15 p.m.
Last Modified :
Nov. 21, 2024, 5:57 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.3
Exploitability Score :
2.8
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
Microsoft Internet Explorer contains an unspecified vulnerability that allows for remote code execution.
Apply updates per vendor instructions.
https://nvd.nist.gov/vuln/detail/CVE-2021-27085
Public PoC/Exploit Available at Github
CVE-2021-27085 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2021-27085
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
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-2021-27085.
| URL | Resource |
|---|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27085 | Patch Vendor Advisory |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27085 | Patch Vendor Advisory |
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).
Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
cisa-kev vulnerability 0day cisa exploits
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-27085 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-27085 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-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27085 -
Modified Analysis by [email protected]
Jul. 25, 2024
Action Type Old Value New Value Removed CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* AND OR *cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_2004:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_20h2:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Dec. 29, 2023
Action Type Old Value New Value Added CVSS V3.1 Microsoft Corporation AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:L -
Initial Analysis by [email protected]
Mar. 19, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:H/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27085 No Types Assigned https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27085 Patch, Vendor Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration AND OR *cpe:2.3:a:microsoft:internet_explorer:11:-:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-27085 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-2021-27085
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.02 }} -21.08%
score
0.88587
percentile