CVE-2021-42054 Memory corruption in n/a
An out-of-bounds read in ACCEL-PPP allows a remote attacker to cause a denial of service by exiting after authentication.
- 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-2021-42054?
CVE-2021-42054 is a high-severity memory corruption vulnerability in n/a, published on 7 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ACCEL-PPP 1.12.0 has an out-of-bounds read in triton_context_schedule if the client exits after authentication.
Weakness: CWE-125
Which versions are affected by CVE-2021-42054?
It affects 1 product.
Products include Accel-Ppp Accel-Ppp.
How do I fix CVE-2021-42054?
No fix has been published for CVE-2021-42054 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-2021-42054 being exploited?
There is no known exploitation of CVE-2021-42054 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2022-0982 Buffer Overflow via crafted client request in Accel-PPP v1.12
- CVE-2022-24704 Buffer Overflow via Crafted IPv6 Addr Attribute Type Client Request in Accel-PPP v1.12
- CVE-2022-24705 Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12
- CVE-2020-28194 Integer overflow in n/a
- CVE-2020-15173 Heap buffer overflow in ACCEL-PPP
Sources
Also known as GHSA-v985-f4vw-23q5.