CVE-2017-2885

An exploitable stack based buffer overflow vulnerability exists in the GNOME libsoup 2.58

Critical · published April 24, 2018

CVSS v3.0
9.8
EPSS
23%
Percentile
97.8
In the wild
Unconfirmed
What it is

🔥 A single crafted HTTP request can trigger a stack overflow in GNOME libsoup 2.58 — that’s all it takes for an attacker to execute malicious code remotely! Think of it like a crowded elevator — if too many people push their way in at once, it can overload the system and cause a messy situation. In this case, a specially tailored request can make the server crash and allow an intruder to take control! An attacker could exploit this vulnerability to gain full control over the affected server, potentially reading sensitive data, installing malware, or executing any commands they choose. This could lead to devastating consequences for those relying on the server, including data breaches and service disruptions.

Put simply

Think of it like a crowded elevator — if too many people push their way in at once, it can overload the system and cause a messy situation. In this case, a specially tailored request can make the server crash and allow an intruder to take control! This vulnerability in GNOME libsoup is due to a stack-based buffer overflow, where a specific HTTP request can overwrite the return address on the stack, allowing the execution of arbitrary code.

What to do

An attacker could exploit this vulnerability to gain full control over the affected server, potentially reading sensitive data, installing malware, or executing any commands they choose. This could lead to devastating consequences for those relying on the server, including data breaches and service disruptions. To protect against this vulnerability, upgrade your GNOME libsoup to version 2.58.1 or later immediately. Additionally, consider implementing strict validation on incoming HTTP requests to further secure your applications. You've got this! Follow these steps, and you’ll be on your way to securing your systems in no time! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.23138 · 97.8th percentile
Published
2018-04-24T19:00Z
EPSS history
Timeline
  • 24 APR 19:00Z
    An exploitable stack based buffer overflow vulnerability exists in the GNOME libsoup 2.58
    cvelistv5