CVE-2021-31922
Pulse Secure Virtual Traffic Manager HTTP Request Smuggling Vulnerability
Description
An HTTP Request Smuggling vulnerability in Pulse Secure Virtual Traffic Manager before 21.1 could allow an attacker to smuggle an HTTP request through an HTTP/2 Header. This vulnerability is resolved in 21.1, 20.3R1, 20.2R1, 20.1R2, 19.2R4, and 18.2R3.
INFO
Published Date :
May 14, 2021, 1:15 a.m.
Last Modified :
Nov. 21, 2024, 6:06 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
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-2021-31922.
| URL | Resource |
|---|---|
| https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790 | Exploit Patch Vendor Advisory |
| https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790 | Exploit 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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-31922 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-31922 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://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Jul. 12, 2022
Action Type Old Value New Value Changed CWE CWE-335 CWE-444 -
Initial Analysis by [email protected]
May. 24, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790 No Types Assigned https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790 Exploit, Patch, Vendor Advisory Added CWE NIST CWE-335 Added CPE Configuration OR *cpe:2.3:a:pulsesecure:virtual_traffic_manager:*:*:*:*:*:*:*:* versions up to (including) 18.1 *cpe:2.3:a:pulsesecure:virtual_traffic_manager:18.2:-:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:18.2:r1:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:*:*:*:*:*:*:*:* versions from (including) 18.3 up to (including) 19.1 *cpe:2.3:a:pulsesecure:virtual_traffic_manager:19.2:-:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:19.2:r1:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:19.2:r2:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:19.3:*:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:20.1:-:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:20.2:-:*:*:*:*:*:* *cpe:2.3:a:pulsesecure:virtual_traffic_manager:20.3:-:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-31922 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-2021-31922
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.11 }} 0.01%
score
0.42930
percentile