Arcserve UDP Authentication Bypass (CVE-2023-26258)

critical Nessus Plugin ID 179743

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Synopsis

A backup application is affected by an authentication bypass vulnerability.

Description

The Arcserve Unified Data Protection (UDP) running on the remote host is affected by an authentication bypass vulnerability. An unauthenticated, remote attacker can exploit this, via a specially crafted message, to login to the application.

Solution

Apply updates in accordance with vendor advisory.

Plugin Details

Severity: Critical

ID: 179743

File Name: arcserve_udp_cve-2023-26258.nbin

Version: 1.20

Type: remote

Family: CGI abuses

Published: 8/14/2023

Updated: 11/12/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2023-26258

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:arcserve:udp

Required KB Items: installed_sw/Arcserve UDP Agent

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 6/27/2023

Vulnerability Publication Date: 6/27/2023

Exploitable With

Core Impact

Reference Information

CVE: CVE-2023-26258

Detections

Analytics