CVE-2025-49181VulnerabilityPublished 12 Jun 2025

CVE-2025-49181: SICK Media Server · Missing Authorization

Affects SICK Media ServerSource CVE Database V5

Not known to be exploited · CVSS 8.6 High.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score

8.6High

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.4% chance of exploitation in 30 days – higher than 34% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

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

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: High

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files to carry out an attack.
User Interaction: None: The vulnerable system can be exploited without any interaction from any user.
Scope: Unchanged: An exploited vulnerability can only affect resources managed by the same security authority. In this case, the vulnerable component and the impacted component are either the same, or both are managed by the same security authority.
Confidentiality: Low: There is some loss of confidentiality. Access to some restricted information is obtained, but the attacker does not have control over what information is obtained, or the amount or kind of loss is limited. The information disclosure does not cause a direct, serious loss to the impacted component.
Integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact on the impacted component.
Availability: High: There is total loss of availability, resulting in the attacker being able to fully deny access to resources in the impacted component; this loss is either sustained (while the attacker continues to deliver the attack) or persistent (the condition persists even after the attack has completed). Alternatively, the attacker has the ability to deny some availability, but the loss of availability presents a direct, serious consequence to the impacted component (e.g., the attacker cannot disrupt existing connections, but can prevent new connections; the attacker can repeatedly exploit a vulnerability that, in each instance of a successful attack, leaks a only small amount of memory, but after repeated exploitation causes a service to become completely unavailable).

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 12 Jun 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

Affected software

Product	Affected	Fixed in
SICK AG SICK Media Server	Affected *	Fixed in–

AI-suggested

1. Immediate Network Segmentation: Isolate the SICK Media Server instances within dedicated network segments with strict access controls to limit exposure to untrusted networks, especially the internet. 2. Implement Web Application Firewalls (WAF): Deploy WAFs capable of detecting and blocking unauthorized HTTP requests targeting the vulnerable API endpoints, focusing on anomalous POST requests attempting to modify configuration parameters. 3. Access Control via Network Policies: Restrict access to the media server’s management interfaces to authorized IP addresses or VPN connections only, reducing the attack surface. 4. Monitor and Alert: Establish monitoring on the media server’s API endpoints for unusual GET or POST requests, particularly those attempting to change log paths or TCP ports, and configure alerts for such activities. 5. Temporary Disablement: If feasible, disable or restrict the vulnerable API endpoints until a vendor patch is available. 6. Vendor Engagement: Engage with SICK AG for timelines on patch releases and request interim mitigations or configuration changes that can reduce risk. 7. Incident Response Preparedness: Prepare incident response plans specific to potential DoS or data leakage scenarios involving the media server. 8. Regular Auditing: Conduct frequent audits of the media server’s configuration and logs to detect unauthorized changes early. 9. Network Intrusion Detection Systems (NIDS): Deploy NIDS with signatures or heuristics to detect exploitation attempts targeting this vulnerability. These recommendations go beyond generic advice by focusing on network-level controls, monitoring specific to the vulnerability’s exploitation vectors, and operational readiness in industrial environments.

Description

Due to missing authorization of an API endpoint, unauthorized users can send HTTP GET requests to gather sensitive information. An attacker could also send HTTP POST requests to modify the log files’ root path as well as the TCP ports the service is running on, leading to a Denial of Service attack.

Impact

For European organizations, especially those in industrial automation, manufacturing, logistics, and infrastructure sectors that rely on SICK AG products, this vulnerability poses significant risks. Unauthorized access to sensitive information could lead to leakage of operational data or system configurations, potentially aiding further attacks. More critically, the ability to modify log file paths and TCP ports can disrupt monitoring and communication functions, leading to service outages. Such Denial of Service conditions can halt production lines, delay logistics operations, or impair safety monitoring systems, resulting in financial losses, safety hazards, and reputational damage. Given the industrial focus of SICK AG, affected organizations may include factories, warehouses, transportation hubs, and utilities. The lack of authentication requirements means attackers can exploit this vulnerability remotely without prior access, increasing the threat surface. Additionally, the absence of user interaction and low complexity of exploitation facilitate automated attacks or scanning campaigns. Although no exploits are currently known in the wild, the high CVSS score and the critical nature of the affected systems warrant immediate attention. The impact on confidentiality and integrity, while rated low, should not be underestimated in environments where operational data confidentiality is crucial. Overall, this vulnerability could disrupt critical industrial processes and compromise operational continuity for European organizations using SICK Media Server.

CWE-862Missing Authorization (opens in a new tab)
Class weaknessLikelihood of exploit: HighCWE Top 25 (2025): #4OWASP Top 10 A01:2025: Broken Access Control (opens in a new tab)
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Architecture and Design
Divide the product into anonymous, normal, privileged, and administrative areas. Reduce the attack surface by carefully mapping roles with data and functionality. Use role-based access control (RBAC) to enforce the roles at the appropriate boundaries.
Architecture and Design
Ensure that access control checks are performed related to the business logic. These checks may be different than the access control checks that are applied to more generic resources such as files, connections, processes, memory, and database records.
Architecture and Design · Libraries or Frameworks
Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
OWASP Cheat Sheets
Authorization (opens in a new tab)
OWASP ASVS 4.0.3
V8.3.8 (opens in a new tab)
V13.4.2 (opens in a new tab)
V7.2.2 (opens in a new tab)
Attack patterns
Exploitation of Thunderbolt Protection Flaws (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

Community reviews

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 12 Jun 2025, 13:38 UTC

WeaknessesCWE-862

Technical details

References

Community reviews

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