CVE-2021-22934 : A vulnerability in Pulse Connect Secure before 9.1R12 could allow an authenticated administrator or compromised Pulse Co

A vulnerability in Pulse Connect Secure before 9.1R12 could allow an authenticated administrator or compromised Pulse Connect Secure device in a load-balanced configuration to perform a buffer overflow via a malicious crafted web request.

Published 2021-08-16 19:15:13

Updated 2024-02-27 21:04:18

Source HackerOne

View at NVD, CVE.org

Vulnerability category: Overflow

Exploit prediction scoring system (EPSS) score for CVE-2021-22934

EPSS FAQ

0.10%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 41 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-22934

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	1.2	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-22934

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by:

nvd@nist.gov (Primary)
support@hackerone.com (Secondary)

Products affected by CVE-2021-22934

Pulsesecure » Pulse Connect Secure
Versions before (<) 9.1
cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1
cpe:2.3:a:ivanti:connect_secure:9.1:-:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R10.0
cpe:2.3:a:ivanti:connect_secure:9.1:r10.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R11.0
cpe:2.3:a:ivanti:connect_secure:9.1:r11.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R1.0
cpe:2.3:a:ivanti:connect_secure:9.1:r1.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R2.0
cpe:2.3:a:ivanti:connect_secure:9.1:r2.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R3.0
cpe:2.3:a:ivanti:connect_secure:9.1:r3.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R4.0
cpe:2.3:a:ivanti:connect_secure:9.1:r4.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R5.0
cpe:2.3:a:ivanti:connect_secure:9.1:r5.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R6.0
cpe:2.3:a:ivanti:connect_secure:9.1:r6.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R7.0
cpe:2.3:a:ivanti:connect_secure:9.1:r7.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R8.0
cpe:2.3:a:ivanti:connect_secure:9.1:r8.0:*:*:*:*:*:*
Matching versions
Ivanti » Connect Secure » Version: 9.1 Update R9.0
cpe:2.3:a:ivanti:connect_secure:9.1:r9.0:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2021-22934

Exploit prediction scoring system (EPSS) score for CVE-2021-22934

CVSS scores for CVE-2021-22934

CWE ids for CVE-2021-22934

References for CVE-2021-22934

Products affected by CVE-2021-22934