Multiple vulnerabilities in Bosch Ethernet switch PRA-ES8P2S



Published: 2022-06-27
Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2022-32535
CVE-2022-32536
CVE-2022-32534
CWE-ID CWE-254
CWE-264
CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
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PRA-ES8P2S
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Bosh

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Security features bypass

EUVDB-ID: #VU64704

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32535

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the execution with unnecessary privileges flaw. A remote attacker can bypass security restrictions and gain root access to the switch.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PRA-ES8P2S: 1.01.05

External links

http://psirt.bosch.com/security-advisories/BOSCH-SA-247052-BT.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU64703

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32536

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to improper user access rights validation in the web server. A remote user can obtain administrator user access rights.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PRA-ES8P2S: 1.01.05

External links

http://psirt.bosch.com/security-advisories/BOSCH-SA-247052-BT.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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) OS Command Injection

EUVDB-ID: #VU64705

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32534

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the diagnostics web interface. A remote user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PRA-ES8P2S: 1.01.05

External links

http://psirt.bosch.com/security-advisories/BOSCH-SA-247052-BT.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device 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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