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Protecting Networks from Opportunistic Ivanti Pulse Secure Vulnerability Exploitation

May 10, 2024, 9:27 a.m.

Description

Juniper Threat Labs has observed attempts to exploit Ivanti Pulse Secure authentication bypass and remote code execution vulnerabilities (CVE-2023-46805 and CVE-2024-21887), leading to the delivery of Mirai botnet payloads. This analysis explores the vulnerabilities, exploitation methods, observed payloads, and Juniper's response, highlighting the importance of understanding and mitigating these threats to protect network security.

Date

Published: May 10, 2024, 9:06 a.m.

Created: May 10, 2024, 9:06 a.m.

Modified: May 10, 2024, 9:27 a.m.

Indicators

f20da76d75c7966abcbc050dde259a2c85b331c80cce0d113bc976734b78d61d

d6f5fc248e4c8fc7a86a8193eb970fe9503f2766951a3e4b8c084684e423e917

cf1b85d4812f7ee052666276a184b481368f0c0c7a43e6d5df903535f466c5fd

b9d92f637996e981006173eb207734301ff69ded8f9c2a7f0c9b6d5fcc9063a2

b0bc9a42a874cab6583e4993de7cc11a2b8343a4453bda97b83b0c2975e7181d

a843971908aa31a81d96cc8383dcde7f386050c6e3437ad6a470f43dc2bf894b

9b5fe87aaa4f7ae1c375276bfe36bc862a150478db37450858bbfb3fb81123c2

8f0c5baaca3b81bdaf404de8e7dcca1e60b01505297d14d85fea36067c2a0f14

850d3521693b4e1ec79981b3232e87b0bc22af327300dfdc7ea1b7a7e97619cd

67d989388b188a817a4d006503e5350a1a2af7eb64006ec6ad6acc51e29fdcd5

5fcbe868a8c53b7146724d579ff82252f00d62049a75a04baa4476e300b42d15

5d155f86425b02e45a6a5d62eb8ce7827c9c43f3025bffd6d996aabd039d27f9

5b20ed646362a2c6cdc5ca0a79850c7d816248c7fd5f5203ce598a4acd509f6b

575f0acd67df2620378fb5bd8379fd2f2ba0539b614986d60e85822ba0e9aa08

53f6cedcf89fccdcb6b4b9c7c756f73be3e027645548ee7370fd3486840099c4

3e785100c227af58767f253e4dfe937b2aa755c363a1497099b63e3079209800

3d19de117388d50e5685d203683c2045881a92646c69ee6d4b99a71bf65dafa7

1e6d93a27b0d7e97df5405650986e32641696967c07df3fa8edd41063b49507b

10686a12b7241a0836db6501a130ab67c7b38dbd583ccd39c9e655096695932e

038187ceb4df706b13967d2a4bff9f67256ba9615c43196f307145a01729b3b8

c27b64277c3d14b4c78f42ca9ee2438b602416f988f06cb1a3e026eab2425ffc

4e2c5513cf1c4a3c12c6e108d0120d57355b3411c30d59dfb0d263ad932b6868

192.3.152.183

Attack Patterns

Mirai

T1609

T1082

T1105

T1204

T1190

T1059

CVE-2024-21887

CVE-2023-46805