CVE-2021-37020

There is a Stack-based Buffer Overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to Out-of-bounds read

published December 7, 2021

CVSS
—
EPSS
1%
Percentile
55.4
In the wild
Unconfirmed
What it is

⚠️ Here's a sneaky stack-based buffer overflow lurking in Huawei smartphones! This vulnerability could lead to some seriously out-of-bounds reads, which is definitely worth your attention! 📱 Think of it like a chef who accidentally slices through the ingredients list and grabs items from the wrong section of the pantry. If the recipe goes off-script, the dish can become a total disaster! If exploited, this vulnerability could allow an attacker to read memory outside the intended boundaries, potentially leaking sensitive information. While it's not known to be actively exploited, the implications of unauthorized access to sensitive data are certainly concerning!

Put simply

Think of it like a chef who accidentally slices through the ingredients list and grabs items from the wrong section of the pantry. If the recipe goes off-script, the dish can become a total disaster! This stack-based buffer overflow occurs due to improper handling of memory operations in Huawei Smartphone drivers, potentially allowing attackers to access memory regions they shouldn't be able to read.

What to do

If exploited, this vulnerability could allow an attacker to read memory outside the intended boundaries, potentially leaking sensitive information. While it's not known to be actively exploited, the implications of unauthorized access to sensitive data are certainly concerning! While no patch is currently available, it’s wise to stay vigilant. Monitor Huawei for updates on this vulnerability and consider restricting access to sensitive device features until a fix is released. Regularly review your device's security settings! You've got this! Stay proactive and keep an eye on updates to ensure your smartphone remains secure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00777 · 55.4th percentile
Published
2021-12-07T16:01Z
EPSS history
Timeline
  • 07 DEC 16:01Z
    There is a Stack-based Buffer Overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to Out-of-bounds read
    cvelistv5