CVE-2016-5285
HIGHCVSS 7.5/10EPSS 2.28%
Last modified
CVE-2016-5285 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A Null pointer dereference vulnerability exists in Mozilla Network Security Services due to a missing NULL check in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime, which could let a remote malicious user cause a Denial of Service.. EPSS estimates a 2.28% chance of exploitation in the next 30 days.
Description
A Null pointer dereference vulnerability exists in Mozilla Network Security Services due to a missing NULL check in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime, which could let a remote malicious user cause a Denial of Service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mozilla | Nss | < 3.26 | — |
| Debian | Debian Linux | 8.0 | — |
| Debian | Debian Linux | 9.0 | — |
| Debian | Debian Linux | 10.0 | — |
| Redhat | Enterprise Linux | 5.0 | — |
| Redhat | Enterprise Linux | 6.0 | — |
| Redhat | Enterprise Linux | 7.0 | — |
| Suse | Linux Enterprise Server | 11 | Sp2 |
| Avaya | Aura Application Enablement Services | >= 6.1, <= 6.3.3 | — |
| Avaya | Aura Application Enablement Services | 7.0 | — |
| Avaya | Aura Application Server 5300 | 3.0 | — |
| Avaya | Aura Communication Manager | >= 6.0, <= 6.3.117.0 | — |
| Avaya | Aura Communication Manager | 7.0 | — |
| Avaya | Aura Communication Manager Messagint | 7.0 | — |
| Avaya | Breeze Platform | >= 3.0, <= 3.2 | — |
| Avaya | Call Management System | >= 18.0.0.1, <= 18.0.0.2 | — |
| Avaya | Call Management System | 17.0 | — |
| Avaya | Iq | 5.2.x | — |
| Avaya | Cs1000e Firmware | >= 7.0, <= 7.6 | — |
| Avaya | Cs1000m Firmware | >= 7.0, <= 7.6 | — |
| Avaya | Cs1000e\/Cs1000m Signaling Server Firmware | >= 7.0, <= 7.6 | — |
| Avaya | Aura Conferencing | 7.0 | — |
| Avaya | Aura Conferencing | 7.2 | — |
| Avaya | Aura Conferencing | 8.0 | — |
| Avaya | Aura Experience Portal | >= 6.0, <= 7.1 | — |
| Avaya | Ip Office | 8.1 | — |
| Avaya | Ip Office | 9.1 | — |
| Avaya | Ip Office | 10.0 | — |
| Avaya | Aura Messaging | 6.3 | — |
| Avaya | Aura Messaging | 6.3.3 | — |
| Avaya | Aura Session Manager | >= 6.3, <= 6.3.18 | — |
| Avaya | Aura Session Manager | 7.0 | — |
| Avaya | Aura Session Manager | 7.0.1 | — |
| Avaya | Aura System Manager | >= 6.3, <= 6.3.18 | — |
| Avaya | Aura System Manager | >= 7.0, <= 7.0.1.3 | — |
| Avaya | Aura Utility Services | >= 6.3, <= 6.3.14 | — |
| Avaya | Aura Utility Services | >= 7.0, <= 7.0.1.2 | — |
| Avaya | Meeting Exchange | 6.2 | — |
| Avaya | Message Networking | >= 5.2, <= 6.3 | — |
| Avaya | One-X Client Enablement Services | 6.2 | — |
| Avaya | Proactive Contact | >= 5.0, <= 5.1.2 | — |
| Avaya | Session Border Controller For Enterprise Firmware | >= 6.2, <= 6.3 | — |
| Avaya | Session Border Controller For Enterprise Firmware | >= 7.0, <= 7.1 | — |
| Avaya | Aura System Platform Firmware | >= 6.3, <= 6.4.0 | — |
References
- http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00049.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00049.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2016-5285?
A Null pointer dereference vulnerability exists in Mozilla Network Security Services due to a missing NULL check in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime, which could let a remote malicious user cause a Denial of Service.
How severe is CVE-2016-5285?
CVE-2016-5285 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.28% probability of exploitation in the next 30 days.
How do I fix CVE-2016-5285?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2016-5285?
Run a free Strix scan to check your systems for this vulnerability.
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