CVE-2020-22874

Integer overflow vulnerability in function Jsi_ObjArraySizer in jsish before 3.0.8, allows remote attackers to execute arbitrary code

published July 13, 2021

CVSS
—
EPSS
3%
Percentile
88.3
In the wild
Unconfirmed
What it is

⚠️ This integer overflow vulnerability in Jsi_ObjArraySizer could let an attacker execute arbitrary code — a recipe for disaster in your application! 🔥 Think of it like a glass that overflows when you pour too much liquid in—if the measurement system (the function) miscalculates, you end up with a big mess everywhere! If exploited, an attacker could run malicious code on your system, leading to unauthorized access, data manipulation, or even a complete takeover. It's like letting a stranger into your house who then proceeds to trash it.

Put simply

Think of it like a glass that overflows when you pour too much liquid in—if the measurement system (the function) miscalculates, you end up with a big mess everywhere! This vulnerability arises from improper handling of integer values in the Jsi_ObjArraySizer function, which could allow attackers to manipulate memory allocations and execute arbitrary code when the limits of an integer are exceeded.

What to do

If exploited, an attacker could run malicious code on your system, leading to unauthorized access, data manipulation, or even a complete takeover. It's like letting a stranger into your house who then proceeds to trash it. Update your Jsi library to version 3.0.8 or later to patch this vulnerability. Regularly audit your code for similar issues and ensure that memory handling is done securely to prevent future problems. You’ve got this! With a quick update and some diligence, you can keep your code secure and your users safe. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03257 · 88.3th percentile
Published
2021-07-13T14:43Z
EPSS history
Timeline
  • 13 JUL 14:43Z
    Integer overflow vulnerability in function Jsi_ObjArraySizer in jsish before 3.0.8, allows remote attackers to execute arbitrary code
    cvelistv5