#VU15521 XXE attack in Unified Data Protection

Vulnerability identifier: #VU15521

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-611

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Unified Data Protection
Client/Desktop applications / Other client software

Vendor: Arcserve

Description
The vulnerability allows a remote attacker to conduct XXE-attack.

The vulnerability exists in the Web Services components of the UDP Console and UDP Gateway due to an error when parsing a malicious XML file containing a reference to an external entity. A remote attacker can supply a specially crafted XML file and gain access to potentially sensitive information via /management/UdpHttpService.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Unified Data Protection: 6.5 Update 3 - 6.5 Update 4

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External links
https://www.digitaldefense.com/blog/zero-day-alerts/arcserve-disclosure/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.