Denial of service in GE PACSystems RX3i

1) Input validation error

EUVDB-ID: #VU24308

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-13524

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially manipulated packets, cause the module state to change to halt-mode and cause a denial of service condition on the target device.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PACSystems RSTi-EP CPE 100: before R9.85

RX3i CPE330: before R9.90

RX3i CPE 400: before R9.90

PACSystems RX3i CPE305: before R9.90

PACSystems RX3i CPE310: before R9.90

PACSystems RSTi-EP CPE 115: before R9.85

PACSystems RX3i CPE302: before R9.90

PACSystems CRU320: All versions

PACSystems RX3i CPL410: before R9.90

CPE2.3

• cpe:2.3:h:ge:pacsystems_rsti-ep_cpe_100:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:rx3i_cpe330:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:rx3i_cpe_400:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:pacsystems_rx3i_cpe305_310:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:pacsystems_rx3i_cpe310:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:pacsystems_rsti-ep_cpe_115:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:pacsystems_rx3i_cpe302:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:pacsystems_cru320:*:*:*:*:*:*:*:*
• cpe:2.3:h:ge:pacsystems_rx3i_cpl410:*:*:*:*:*:*:*:*

External links

http://ics-cert.us-cert.gov/advisories/icsa-20-014-01

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.