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Modular Java Backdoor Dropped in Cleo Exploitation Campaign

🗓️ 11 Dec 2024 18:44:06Reported by Christiaan BeekType 
rapid7blog
 rapid7blog🔗 blog.rapid7.com👁 43 Views

Novel multi-stage attack deploys Java backdoor in Cleo exploitation, enabling reconnaissance and exfiltration.

Related
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit		Exploit for Unrestricted Upload of File with Dangerous Type in Cleo Harmony
31 Dec 202407:43
–githubexploit
githubexploit
GithubExploit		Exploit for Unrestricted Upload of File with Dangerous Type in Cleo Harmony
23 Dec 202408:52
–githubexploit
githubexploit
GithubExploit		Exploit for Unrestricted Upload of File with Dangerous Type in Cleo Harmony
1 Apr 202522:55
–githubexploit
githubexploit
GithubExploit		Exploit for Unrestricted Upload of File with Dangerous Type in Cleo Harmony
11 Dec 202414:19
–githubexploit
zdt
zdt		Cleo LexiCom / VLTrader / Harmony 5.8.0.23 Remote Code Execution Exploit
16 Jan 202500:00
–zdt
attackerkb
ATTACKERKB		CVE-2024-50623
28 Oct 202400:00
–attackerkb
attackerkb
ATTACKERKB		CVE-2024-55956
13 Dec 202400:00
–attackerkb
bdu_fstec
BDU FSTEC		The vulnerability of the Cleo Harmony, VLTrader, and LexiCom software platforms lies in their ability to allow unlimited loading of dangerous files, enabling attackers to execute arbitrary code.
27 Jan 202500:00
–bdu_fstec
circl
Circl		CVE-2024-50623
28 Oct 202401:56
–circl
cisa_kev
CISA KEV Catalog		Cleo Multiple Products Unrestricted File Upload Vulnerability
13 Dec 202400:00
–cisa_kev
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11 Dec 2024 18:44Current
7.5High risk
Vulners AI Score7.5
CVSS 3.19.8
EPSS0.98607
cleo softwarejava backdoorremote access trojansystem reconnaissancefile exfiltrationcommand executionencrypted communicationcommand-and-control serverzero-day threatsxml filepowershell code.
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