CVE-2019-7713 Memory corruption in n/a

Critical 9.8 Published 26 Mar 2019 Updated 4 Aug 2024

Heap-based buffer overflow in Green Hills INTEGRITY RTOS TELNET server allows crashes and memory address leaks via custom prompt modifiers.

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-2019-7713?

CVE-2019-7713 is a critical memory corruption vulnerability in n/a, published on 26 Mar 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in the Interpeak IPCOMShell TELNET server on Green Hills INTEGRITY RTOS 5.0.4. There is a heap-based buffer overflow in the function responsible for printing the shell prompt, when a custom modifier is used to display information such as a process ID, IP address, or current working directory. Modifier expansion triggers this overflow, causing memory corruption or a crash (and also leaks memory address information).

Weakness: CWE-787

Which versions are affected by CVE-2019-7713?

It affects 1 product.

Products include Ghs Integrity Rtos.

How do I fix CVE-2019-7713?

No fix has been published for CVE-2019-7713 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-7713 being exploited?

There is no known exploitation of CVE-2019-7713 in the wild and no public exploit code.

Sources

Also known as GHSA-fjf5-84wj-9rcf.