CVE-2021-22323

There is an Integer Overflow Vulnerability in Huawei Smartphone

published June 30, 2021

CVSS
โ€”
EPSS
1%
Percentile
60.6
In the wild
Unconfirmed
What it is

โš ๏ธ A sneaky integer overflow vulnerability lurks in Huawei smartphones, potentially letting attackers escalate permissions to root user status just by exploiting a tiny flaw! ๐Ÿ”ฅ Think of it like a factory that miscounts boxes on the assembly line. If it mistakenly believes it has more capacity than it actually does, it could end up overflowing, causing chaos in production โ€” same goes for this vulnerability leading to unwanted access! If exploited, an attacker could gain root access on the device, leading to absolute control over the smartphone. This means they could install malicious apps, steal sensitive data, or even manipulate the device in ways that could compromise user privacy and security.

Put simply

Think of it like a factory that miscounts boxes on the assembly line. If it mistakenly believes it has more capacity than it actually does, it could end up overflowing, causing chaos in production โ€” same goes for this vulnerability leading to unwanted access! This integer overflow vulnerability allows attackers to manipulate input values, causing the system to miscalculate and escalate permissions unchecked, granting root access to malicious actors.

What to do

If exploited, an attacker could gain root access on the device, leading to absolute control over the smartphone. This means they could install malicious apps, steal sensitive data, or even manipulate the device in ways that could compromise user privacy and security. Huawei users should monitor for any security updates or patches related to this vulnerability. Ensure devices are always running the latest firmware, and consider enabling security features to mitigate potential attacks. You've got the power to protect your device! Keep those updates coming, and you're on the right track! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00943 ยท 60.6th percentile
Published
2021-06-30T14:53Z
EPSS history
Timeline
  • 30 JUN 14:53Z
    There is an Integer Overflow Vulnerability in Huawei Smartphone
    cvelistv5