Multiple vulnerabilities in Siemens SIMATIC RTLS Locating Manager



Risk Low
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2020-10049
CVE-2020-10050
CVE-2020-10051
CWE-ID CWE-276
CWE-428
Exploitation vector Local
Public exploit N/A
Vulnerable software
 SIMATIC RTLS Locating Manager
Server applications / SCADA systems

Vendor Siemens

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Incorrect default permissions

EUVDB-ID: #VU46518

Risk: Low

CVSSv4.0: 5.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2020-10049

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application within the start-stop scripts. A local user can include arbitrary commands that are executed when services are started or stopped interactively by system administrators.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SIMATIC RTLS Locating Manager: before 2.10.2

CPE2.3 External links

https://ics-cert.us-cert.gov/advisories/icsa-20-252-01


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Incorrect default permissions

EUVDB-ID: #VU46519

Risk: Low

CVSSv4.0: 7.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-10050

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions within the directory of service executables of the affected application. A local user can include arbitrary commands that are executed with SYSTEM privileges when the system restarts.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SIMATIC RTLS Locating Manager: before 2.10.2

CPE2.3 External links

https://ics-cert.us-cert.gov/advisories/icsa-20-252-01


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Unquoted Search Path or Element

EUVDB-ID: #VU46520

Risk: Low

CVSSv4.0: 7.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-10051

CWE-ID: CWE-428 - Unquoted Search Path or Element

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the target system.

The vulnerability exists due to an unquoted service executable path in multiple services. A local user can inject arbitrary commands that are executed instead of the legitimate service.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SIMATIC RTLS Locating Manager: before 2.10.2

CPE2.3 External links

https://ics-cert.us-cert.gov/advisories/icsa-20-252-01


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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