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CVE-2017-3891· NVD / CVE Program· CNA blackberry

In BlackBerry QNX Software Development Platform (SDP) 6.6.0, an elevation of privilege vulnerability in the default configuration of the QNX

In BlackBerry QNX Software Development Platform (SDP) 6.6.0, an elevation of privilege vulnerability in the default configuration of the QNX SDP with QNet enabled on networks comprising two or more QNet nodes could allow an attacker to access local and remote files or take ownership of files on other QNX nodes regardless of permissions by executing commands targeting arbitrary nodes from a secondary QNX 6.6.0 QNet node.

CriticalCVSS 9.6 · v3.1—No exploit No fix recorded
Published
Nov 14, 2017
Updated
Jun 16, 2026
EPSS
1.3% · 69th percentile
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Report tools

JSON

Action score

38

Monitor

Low priority for now.

CVSS
38 / 40 · 9.6 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.3%

CNA vs NVD score

NVD
—
CNA · blackberry
9.6
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
blackberryqnx software development platform

Affected versions

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

  • blackberry qnx software development platform6.6.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (blackberry). Independent of NVD's CPE analysis and usually ahead of it.

  • BlackBerry QNX Software Development Platform (QNX SDP)

    • 6.6.0affected

Same product

blackberry: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-32024A remote code execution vulnerability in the BMP image codec of BlackBerry QNX SDP version(s) 6.4 to 7.1 could allow an attacker to potentia
    40Plan
  • CVE-2021-22156An integer overflow vulnerability in the calloc() function of the C runtime library of affected versions of BlackBerry® QNX Software Develop
    40Plan
  • CVE-2020-6932An information disclosure and remote code execution vulnerability in the slinger web server of the BlackBerry QNX Software Development Platf
    40Plan
  • CVE-2025-2474Vulnerability in PCX Image Codec Impacts QNX Software Development Platform
    39Monitor
  • CVE-2024-48856Vulnerabilities in TIFF and PCX Image Codecs Impact QNX Software Development Platform
    39Monitor
  • CVE-2024-35213Vulnerability in SGI Image Codec Impacts BlackBerry QNX Software Development Platform (SDP)
    36Monitor

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

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

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.

No dated events beyond publication.

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

  • Someone on the same network segment 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

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Adjacent
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Changed
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-923 · Improper Restriction of Communication Channel to Intended Endpoints

CVSS vector

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

nvd-secondary

Attack context

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

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.

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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