CVE-2021-45706

An issue was discovered in the zeroize_derive crate before 1.1.1 for Rust

published December 26, 2021

CVSS
โ€”
EPSS
1%
Percentile
68.7
In the wild
Unconfirmed
What it is

๐Ÿ’ก A little memory leak could have big implications! The zeroize_derive crate has a flaw that leaves dropped memory unzeroed for an enum, potentially exposing sensitive data. ๐Ÿ” Think of it like a hotel that forgets to clean out the previous guest's belongings before the next one checks in โ€” you might find something personal in the drawer! ๐Ÿจ While this vulnerability hasn't been exploited, it poses a risk of revealing sensitive information that should have been securely wiped. If an attacker gains access to leftover data in memory, it could lead to unintended data leaks, making it essential to address. โš ๏ธ

Put simply

Think of it like a hotel that forgets to clean out the previous guest's belongings before the next one checks in โ€” you might find something personal in the drawer! ๐Ÿจ This issue in the zeroize_derive crate means that when an enum is dropped, its memory isn't cleared properly, which could allow sensitive data to linger longer than it should.

What to do

While this vulnerability hasn't been exploited, it poses a risk of revealing sensitive information that should have been securely wiped. If an attacker gains access to leftover data in memory, it could lead to unintended data leaks, making it essential to address. โš ๏ธ Upgrade the zeroize_derive crate to version 1.1.1 or later to ensure proper memory management. Additionally, review your code for other potential instances where memory handling could expose sensitive information. ๐Ÿ›ก๏ธ Don't worry! Fixing this is straightforward, and you'll keep your data protected. You've got this! ๐Ÿš€

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01230 ยท 68.7th percentile
Published
2021-12-26T21:48Z
EPSS history
Timeline
  • 26 DEC 21:48Z
    An issue was discovered in the zeroize_derive crate before 1.1.1 for Rust
    cvelistv5