CVE-2021-29108 Vulnerability Details

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CVE-2021-29108 Metadata Quick Info

CVE Published: 01/10/2021 | CVE Updated: 16/09/2024 | CVE Year: 2021
Source: Esri | Vendor: Esri | Product: Portal for ArcGIS
Status : PUBLISHED

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CVE-2021-29108 Description

There is an privilege escalation vulnerability in organization-specific logins in Esri Portal for ArcGIS versions 10.9 and below that may allow a remote, authenticated attacker who is able to intercept and modify a SAML assertion to impersonate another account (XML Signature Wrapping Attack). In addition patching, Esri also strongly recommends as best practice for SAML assertions to be signed and encrypted.

Metrics

CVSS Version: 3.1 | Base Score: 8.8 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* LOW
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-347
CWE Name: CWE-347 Improper Verification of Cryptographic Signature
Source: Esri

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID: CAPEC-473
CAPEC Description: CAPEC-473 Signature Spoof


Source: NVD (National Vulnerability Database).