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trendmicroblogAbdelrahman EsmailTRENDMICROBLOG:81D0396C149B5643DC4760A21AB79401
HistoryAug 30, 2024 - 12:00 a.m.

Silent Intrusions: Godzilla Fileless Backdoors Targeting Atlassian Confluence

2024-08-3000:00:00
Abdelrahman Esmail
www.trendmicro.com
14
trend micro
atlassian confluence
cve-2023-22527
exploited
fileless backdoor

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

Low

EPSS

0.971

Percentile

99.8%

Trend Micro discovered that old Atlassian Confluence versions that were affected by CVE-2023-22527 are being exploited using a new in-memory fileless backdoor.

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

Low

EPSS

0.971

Percentile

99.8%