Skip to main content

Sinec Nms CVE-2021-33723

MEDIUM
Improper Authorization (CWE-285)
2021-10-12 productcert@siemens.com
Authentication Bypass Sinec Nms
6.5
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

1
CVE Published
Oct 12, 2021 - 10:15 nvd
MEDIUM 6.5

DescriptionNVD

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). An authenticated attacker could change the user profile of any user without proper authorization. With this, the attacker could change the password of any user in the affected system.

AnalysisAI

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-285. A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). An authenticated attacker could change the user profile of any user without proper authorization. With this, the attacker could change the password of any user in the affected system. Affected products include: Siemens Sinec Nms.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

More in Sinec Nms

View all
CVE-2021-40438 CRITICAL POC
9.0 Sep 16

A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user.4.4
CVE-2021-42550 MEDIUM POC
6.6 Dec 16

In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could
CVE-2025-40736 CRITICAL
9.8 Jul 08

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application exposes an endpoint tha
CVE-2024-23810 CRITICAL
9.8 Feb 13

A vulnerability has been identified in SINEC NMS (All versions < V2.0 SP1). Rated critical severity (CVSS 9.8), this vul
CVE-2021-39275 CRITICAL
9.8 Sep 16

ap_escape_quotes() may write beyond the end of a buffer when given malicious input. Rated critical severity (CVSS 9.8),

CVE-2024-41940 CRITICAL
9.4 Aug 13

A vulnerability has been identified in SINEC NMS (All versions < V3.0). Rated critical severity (CVSS 9.4), this vulnera
CVE-2021-33725 CRITICAL
9.1 Oct 12

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). Rated critical severity (CVSS 9.1),
CVE-2021-33724 CRITICAL
9.1 Oct 12

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2 Update 1). Rated critical severity (CVSS 9.1),
CVE-2025-40738 HIGH
8.8 Jul 08

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application does not properly valid
CVE-2025-40737 HIGH
8.8 Jul 08

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application does not properly valid
CVE-2025-40735 HIGH
8.8 Jul 08

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected devices are vulnerable to SQL injec
CVE-2024-23812 HIGH
8.8 Feb 13

A vulnerability has been identified in SINEC NMS (All versions < V2.0 SP1). Rated high severity (CVSS 8.8), this vulnera

Same weakness CWE-285 – Improper Authorization

View all
CVE-2025-29927 CRITICAL POC
9.1
CVE-2016-5676 HIGH POC
7.5
CVE-2025-66301 CRITICAL POC
9.6
CVE-2023-32707 HIGH POC
8.8
CVE-2016-3352 HIGH
8.8
CVE-2025-29659 CRITICAL POC
9.8
CVE-2022-2595 CRITICAL POC
10.0
CVE-2026-30956 CRITICAL POC
9.9

Same technique Authentication Bypass

View all
CVE-2023-22515 CRITICAL POC
9.8
CVE-2012-4681 CRITICAL POC
9.8
CVE-2013-2465 CRITICAL POC
9.8
CVE-2011-3544 CRITICAL POC
9.8
CVE-2012-1723 CRITICAL POC
9.8
CVE-2017-10271 HIGH POC
7.5
CVE-2015-1427 CRITICAL POC
9.8
CVE-2025-3248 CRITICAL POC
9.8

Share

CVE-2021-33723 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy