CVE-2020-3699

Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon…

published July 30, 2020

CVSS
—
EPSS
1%
Percentile
60.0
In the wild
Unconfirmed
What it is

⚠️ Out-of-bounds access is lurking in Snapdragon’s backyard! This vulnerability could let data spill over from one buffer to another, like a waiter misplacing orders between tables. 😱 Imagine a crowded restaurant where the waiter accidentally serves the dessert intended for one customer to another table, leading to some really confused diners. This is similar to how an attacker could exploit the improper length check in Snapdragon devices, potentially accessing sensitive data. If exploited, an attacker could gain unauthorized access to data stored in the buffer, which might lead to unexpected behavior or crashes in the affected devices. While there are no known exploits yet, the possibility is absolutely devastating for device integrity and user privacy.

Put simply

Imagine a crowded restaurant where the waiter accidentally serves the dessert intended for one customer to another table, leading to some really confused diners. This is similar to how an attacker could exploit the improper length check in Snapdragon devices, potentially accessing sensitive data. This vulnerability arises from an improper length check when processing an assoc response from the host, which could lead to out-of-bounds access in various Snapdragon products. It affects a range of devices including those in automotive, mobile, and IoT sectors, which brings a wide scope of impact.

What to do

If exploited, an attacker could gain unauthorized access to data stored in the buffer, which might lead to unexpected behavior or crashes in the affected devices. While there are no known exploits yet, the possibility is absolutely devastating for device integrity and user privacy. To mitigate this risk, ensure your devices are updated to the latest firmware provided by the manufacturer. Regularly check for patches related to Snapdragon products and apply them promptly to protect against potential exploits. Stay informed about recommendations from Qualcomm regarding this vulnerability. You've got this! By staying proactive, you can help safeguard your devices and users. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00922 · 60.0th percentile
Published
2020-07-30T11:40Z
EPSS history
Timeline
  • 30 JUL 11:40Z
    Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon…
    cvelistv5