CVE-2019-17069
HIGHCVSS 7.5/10EPSS 2.25%
Last modified
CVE-2019-17069 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. PuTTY before 0.73 might allow remote SSH-1 servers to cause a denial of service by accessing freed memory locations via an SSH1_MSG_DISCONNECT message.. EPSS estimates a 2.25% chance of exploitation in the next 30 days.
Description
PuTTY before 0.73 might allow remote SSH-1 servers to cause a denial of service by accessing freed memory locations via an SSH1_MSG_DISCONNECT message.
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 |
|---|---|---|
| Putty | Putty | < 0.73 |
| Opensuse | Leap | 15.0 |
| Opensuse | Leap | 15.1 |
| Netapp | Oncommand Unified Manager Core Package | All versions |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00020.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00021.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00030.htmlMailing List, Third Party Advisory
- https://lists.tartarus.org/pipermail/putty-announce/2019/000029.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20191127-0003/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00020.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00021.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00030.htmlMailing List, Third Party Advisory
- https://lists.tartarus.org/pipermail/putty-announce/2019/000029.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20191127-0003/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-17069?
PuTTY before 0.73 might allow remote SSH-1 servers to cause a denial of service by accessing freed memory locations via an SSH1_MSG_DISCONNECT message.
How severe is CVE-2019-17069?
CVE-2019-17069 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.25% probability of exploitation in the next 30 days.
How do I fix CVE-2019-17069?
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-2019-17069?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST