Vulnerability Report

CVE-2021-27459

RCE

Title: Emerson X-Stream Enhanced Xefd RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2021-27459.

CWE Category CWE-434

Published Date May 20, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 9.8 CVSS v3.1

Exploit Probability (EPSS)

1.75%

Vulnerability Summary

CVE-2021-27459: A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The webserver of the affected products allows unvalidated files to be uploaded, which an attacker could utilize to execute arbitrary code.

Impacted Vendors

emerson 4

Reference Links

https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01 https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01

CVSS v3.1

Source Entity [email protected]

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-27459 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

May 20, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.