CVE-2018-4959

Adobe Acrobat and Reader versions 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier have a Use-after-free vulnerability

published July 9, 2018

CVSS
โ€”
EPSS
12%
Percentile
96.0
In the wild
Unconfirmed
What it is

โš ๏ธ A crafty little use-after-free vulnerability is lurking in Adobe Acrobat and Reader versions earlier than 2018.011.20038! This bug could let attackers run wild in the context of the current user. ๐Ÿ”ฅ Think of it like a restaurant that forgot to remove an old reservation from their system. When someone tries to sit at that table, they could accidentally serve an undesired dish to the next customer โ€” in this case, the dish is arbitrary code execution. ๐Ÿฝ๏ธ If exploited, this vulnerability could allow an attacker to execute arbitrary code, potentially leading to system compromise. Imagine an unwanted guest walking right into your house while you're busy in the other room, dictating all your choices!

Put simply

Think of it like a restaurant that forgot to remove an old reservation from their system. When someone tries to sit at that table, they could accidentally serve an undesired dish to the next customer โ€” in this case, the dish is arbitrary code execution. ๐Ÿฝ๏ธ This use-after-free vulnerability occurs when memory that has already been freed is accessed, allowing attackers to manipulate the execution flow of the application. Essentially, the application blunders by not keeping track of its memory, creating an opportunity for malicious actions.

What to do

If exploited, this vulnerability could allow an attacker to execute arbitrary code, potentially leading to system compromise. Imagine an unwanted guest walking right into your house while you're busy in the other room, dictating all your choices! To protect yourself, upgrade Adobe Acrobat and Reader to the latest versions as they patch this vulnerability. Ensure regular updates to maintain security hygiene. Also, remind users to be cautious about opening untrusted PDFs! ๐Ÿ›ก๏ธ You've got this! Secure your system and keep those pesky bugs at bay! ๐Ÿš€

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.11630 ยท 96.0th percentile
Published
2018-07-09T19:00Z
EPSS history
Timeline
  • 09 JUL 19:00Z
    Adobe Acrobat and Reader versions 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier have a Use-after-free vulnerability
    cvelistv5