CVE-2018-17173

LG SuperSign CMS allows remote attackers to execute arbitrary code via the sourceUri parameter to qsr_server/device/getThumbnail

published September 21, 2018

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.1th percentile for exploit probability.

CVSS
—
EPSS
56%
Percentile
99.1
In the wild
Unconfirmed
What it is

🚨 A sneaky parameter flaw in LG SuperSign CMS could let attackers run arbitrary code with just a clever request! ⚡️ Think of it like a chef who receives a food order without verifying the ingredients — they might end up serving something dangerous without ever looking twice at the recipe! If exploited, this vulnerability could allow an attacker to execute any code they wish on the server, potentially leading to full control over the system. This is absolutely devastating as it opens the door for data leaks, service disruptions, or even complete takeovers.

Put simply

Think of it like a chef who receives a food order without verifying the ingredients — they might end up serving something dangerous without ever looking twice at the recipe! The issue involves the 'sourceUri' parameter in the 'getThumbnail' request, which does not properly validate input, allowing remote attackers to inject malicious code directly to the server.

What to do

If exploited, this vulnerability could allow an attacker to execute any code they wish on the server, potentially leading to full control over the system. This is absolutely devastating as it opens the door for data leaks, service disruptions, or even complete takeovers. To safeguard your system, review and validate all inputs to the 'sourceUri' parameter immediately. Consider applying patches provided by LG, and ensure regular security audits are in place to catch such vulnerabilities early. You’ve got this! Secure your systems and keep your environment safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.56237 · 99.1th percentile
Published
2018-09-21T17:00Z
EPSS history
Timeline
  • 22 SEP 03:15Z
    EPSS moved 56% → 27%
    epss
  • 06 SEP 03:11Z
    EPSS moved 56% → 27%
    epss
  • 30 AUG 16:00Z
    EPSS moved 27% → 56%
    epss
  • 29 AUG 04:35Z
    EPSS moved 56% → 27%
    epss
  • 21 SEP 17:00Z
    LG SuperSign CMS allows remote attackers to execute arbitrary code via the sourceUri parameter to qsr_server/device/getThumbnail
    cvelistv5