CVE-2019-12262 Missing authorization in n/a

Critical 9.8 Published 14 Aug 2019 Updated 4 Aug 2024

Attackers can bypass access controls in the RARP client by sending unsolicited Reverse ARP replies, potentially compromising network integrity.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-12262?

CVE-2019-12262 is a critical missing authorization vulnerability in n/a, published on 14 Aug 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and 7 has Incorrect Access Control in the RARP client component. IPNET security vulnerability: Handling of unsolicited Reverse ARP replies (Logical Flaw).

Which versions are affected by CVE-2019-12262?

It affects 7 products.

Products include Belden Garrettcom Magnum Dx940e Firmware, Belden Hirschmann Hios, Siemens Ruggedcom Win7000 Firmware, Siemens Ruggedcom Win7018 Firmware, Siemens Ruggedcom Win7025 Firmware, Siemens Ruggedcom Win7200 Firmware and 1 more.

How do I fix CVE-2019-12262?

No fix has been published for CVE-2019-12262 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2019-12262 being exploited?

There is no known exploitation of CVE-2019-12262 in the wild and no public exploit code.

Sources

Also known as GHSA-q422-mpjf-wxwg.