7.8

CVE-2018-5220: k7computing antivirus Improper Input Validation

CVSS: 7.8v3.0HighModified
Published 04-01-2018Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2018-5220 is a high (CVSS 7.8) Improper Input Validation vulnerability in k7computing antivirus. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 32.6% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
41/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.0 (NVD)
EPSS score
0.40%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 04-01-2018
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x95002610.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.40%

Chance of exploitation in the next 30 days

Percentile

33%

Versus all other CVEs

30-day change

0.00 pp

From 0.40% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.40%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    K7Antivirus Poc

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

K7computing1 product

1 vendor · 1 product

References

1 links