CVE-2021-35520 Memory corruption in n/a
Physically proximate authenticated attackers can exploit a buffer overflow in IDEMIA Morpho devices to execute code, cause denial of service, or disclose information.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-35520?
CVE-2021-35520 is a medium-severity memory corruption vulnerability in n/a, published on 22 Jul 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A Buffer Overflow in Thrift command handlers in IDEMIA Morpho Wave Compact and VisionPass devices before 2.6.2 allows physically proximate authenticated attackers to achieve code execution, denial of services, and information disclosure via serial ports.
Weakness: CWE-787
Which versions are affected by CVE-2021-35520?
It affects 4 products.
Products include Idemia Morphowave Compact Mdpi-M Firmware, Idemia Morphowave Compact Mdpi Firmware, Idemia Visionpass Mdpi-M Firmware, Idemia Visionpass Mdpi Firmware.
How do I fix CVE-2021-35520?
No fix has been published for CVE-2021-35520 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-2021-35520 being exploited?
There is no known exploitation of CVE-2021-35520 in the wild and no public exploit code.
Sources
Also known as GHSA-w7pc-6hmh-65x6.