CVE-2018-9333: k7computing antivrius Classic Buffer Overflow
CVSS: 7.8v3.1HighModified
Published 11-01-2021Last modified 09-07-2026
Vulnerability summary
CVE-2018-9333 is a high (CVSS 7.8) Classic Buffer Overflow vulnerability in k7computing antivrius. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 29.2% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.37%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-01-2021PublishedVulnerability first disclosed.
- 09-07-2026Last modifiedVulnerability information updated.
Description
K7Computing Pvt Ltd K7AntiVirus Premium 15.1.0.53 is affected by: Buffer Overflow. The impact is: execute arbitrary code (local). The component is: K7TSMngr.exe.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.37%
Chance of exploitation in the next 30 days
Percentile
29%
Versus all other CVEs
30-day change
+0.01 pp
From 0.35% on 19-09-2026
19-09-202619-10-2026
EPSS score0.37%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
- CWE-269Improper Privilege ManagementThe product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Affected systems
K7computing4 products
- antivrius< 16.0.0001
- enterprise_security< 14.2.0001
- total_security< 16.0.0001
- ultimate_security< 16.0.0001
1 vendor · 4 products