CVE-2021-31922

Public Exploit

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.19%
Vendor Advisory pulsesecure.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44790 exploit patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-31922?
CVE-2021-31922 has been scored as a high severity vulnerability.
How to fix CVE-2021-31922?
To fix CVE-2021-31922, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-31922 being actively exploited in the wild?
It is possible that CVE-2021-31922 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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