In Watchdog Anti-Malware 2.74.186.150 and Online Security Pro 2.74.186.150, the zam32.sys…
Priority MEDIUM 43CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
In Watchdog Anti-Malware 2.74.186.150 and Online Security Pro 2.74.186.150, the zam32.sys driver contains a NULL pointer dereference vulnerability that gets triggered when sending an operation to ioctl 0x80002054. This is due to the input buffer being NULL or the input buffer size being 0 as they are not validated.
Why it matters now
EPSS 0.07575 94th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:watchdogdevelopment:anti-malware:2.74.186.150:*:*:*:*:*:*:* | 2.74.186.150 | Vulnerable | Watchdogdevelopment |
| cpe:2.3:a:watchdogdevelopment:online_security_pro:2.74.186.150:*:*:*:*:*:*:* | 2.74.186.150 | Vulnerable | Watchdogdevelopment |
- cpe:2.3:a:watchdogdevelopment:anti-malware:2.74.186.150:*:*:*:*:*:*:* Versions 2.74.186.150 Vulnerable ·Watchdogdevelopment
- cpe:2.3:a:watchdogdevelopment:online_security_pro:2.74.186.150:*:*:*:*:*:*:* Versions 2.74.186.150 Vulnerable ·Watchdogdevelopment
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-15920
- 2026-10-03 Alias added: GHSA-w559-q3f6-3xx4
References
More Watchdogdevelopment Anti-malware vulnerabilities
- TI-2017-11656 In Watchdog Anti-Malware 2.74.186.150 and Online Security Pro 2.74.186.150, the zam32.sys… CVSS 3.0HIGH 7.5
- TI-2018-04885 In WatchDog Anti-Malware 2.74.186.150, the driver file (ZAMGUARD32.SYS) allows local… CVSS 3.0HIGH 7.8
- TI-2018-04883 In WatchDog Anti-Malware 2.74.186.150, the driver file (ZAMGUARD32.SYS) allows local… CVSS 3.0HIGH 7.8
Sources
- CVE-2017-15920 · CVE Program
- CVE-2017-15920 · NVD
- FIRST EPSS
- GHSA-w559-q3f6-3xx4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences