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CVE-2017-9769· NVD / CVE Program· CNA mitre

A specially crafted IOCTL can be issued to the rzpnk.sys driver in Razer Synapse 2.20.15.1104 that is forwarded to ZwOpenProcess allowing a

A specially crafted IOCTL can be issued to the rzpnk.sys driver in Razer Synapse 2.20.15.1104 that is forwarded to ZwOpenProcess allowing a handle to be opened to an arbitrary process.

CriticalCVSS 9.8 · v3.1—Weaponized No fix recorded
Published
Aug 2, 2017
Updated
Jun 16, 2026
EPSS
85.5% · 100th percentile
CWE
—
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Action score

65

This week

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CVSS
39 / 40 · 9.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
26 / 30 · 85.5%

Affected systems

VendorProduct
razersynapse

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • razer synapse2.20.15.1104

Same product

razer: all records

Other highest-scoring records for the same primary product.

  • CVE-2017-11652Razer Synapse 2.20.15.1104 and earlier uses weak permissions for the CrashReporter directory, which allows local users to gain privileges vi
    33Monitor
  • CVE-2025-9871Razer Synapse 3 Chroma Connect Link Following Local Privilege Escalation Vulnerability
    31Monitor
  • CVE-2025-9870Razer Synapse 3 RazerPhilipsHueUninstall Link Following Local Privilege Escalation Vulnerability
    31Monitor
  • CVE-2025-9869Razer Synapse 3 Macro Module Link Following Local Privilege Escalation Vulnerability
    31Monitor
  • CVE-2022-47631Razer Synapse through 3.7.1209.121307 allows privilege escalation due to an unsafe installation path and improper privilege management.
    31Monitor
  • CVE-2017-14398rzpnk.sys in Razer Synapse 2.20.15.1104 allows local users to read and write to arbitrary memory locations, and consequently gain privileges
    31Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Exploit-DB entry ×1
  • Proof-of-concept repository on GitHub ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entrylocal2017-07-24
Metasploit moduleexploit/windows/local/razer_zwopenprocessRazer Synapse rzpnk.sys ZwOpenProcessexploit2017-03-22
Proof-of-concept repository on GitHubstars:132020-11-03

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Metasploit-134 d
  2. First PoC-10 d
  3. Published
  4. TodaySep 30, 2026+3346 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

—

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records