CVSS Score of 10 (low)


Published Jul 3, 2023
Updated: Jul 12, 2023
CWE ID 863


CVE-2023-26258 is a vulnerability in Arcserve UDP through version 9.0.6034 that allows authentication bypass. The vulnerability is caused by the method getVersionInfo at WebServiceImpl/services/FlashServiceImpl, which leaks the AuthUUID token. This token can then be used to obtain a valid session at /WebServiceImpl/services/VirtualStandbyServiceImpl, allowing an attacker to execute any task as an administrator. The vulnerability has a high severity rating and poses a potential danger to organizations using affected versions of Arcserve UDP. To remediate the vulnerability, it is recommended to update to a patched version of Arcserve UDP or apply the necessary security fixes provided by the vendor.

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