CVE-2020-14002
Last modified
CVE-2020-14002 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client).. EPSS estimates a 3.12% chance of exploitation in the next 30 days.
Description
PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client).
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Putty | Putty | >= 0.68, <= 0.73 |
| Netapp | Oncommand Unified Manager Core Package | All versions |
| Fedoraproject | Fedora | 31 |
| Fedoraproject | Fedora | 32 |
References
- https://lists.tartarus.org/pipermail/putty-announce/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200717-0003/Third Party Advisory
- https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.htmlRelease Notes, Third Party Advisory
- https://lists.tartarus.org/pipermail/putty-announce/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200717-0003/Third Party Advisory
- https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.htmlRelease Notes, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-14002?
How severe is CVE-2020-14002?
How do I fix CVE-2020-14002?
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.
Related CVEs from 2020
- CVE-2020-13997In Shopware before 6.2.3, the database password is leaked to…7.5
- CVE-2020-13998Citrix XenApp 6.5, when 2FA is enabled, allows a remote unau…5.3
- CVE-2020-13999ScaleViewPortExtEx in libemf.cpp in libEMF (aka ECMA-234 Met…5.5
- CVE-2020-1400A remote code execution vulnerability exists when the Window…7.8
- CVE-2020-14000MIT Lifelong Kindergarten Scratch scratch-vm before 0.2.0-pr…9.8
- CVE-2020-14001The kramdown gem before 2.3.0 for Ruby processes the templat…9.8
- CVE-2020-14004An issue was discovered in Icinga2 before v2.12.0-rc1. The p…7.8
- CVE-2020-14005Solarwinds Orion (with Web Console WPM 2019.4.1, and Orion P…8.8
- CVE-2020-14006Solarwinds Orion (with Web Console WPM 2019.4.1, and Orion P…5.4
- CVE-2020-14007Solarwinds Orion (with Web Console WPM 2019.4.1, and Orion P…5.4
- CVE-2020-14008Zoho ManageEngine Applications Manager 14710 and before allo…7.2
- CVE-2020-14009Proofpoint Enterprise Protection (PPS/PoD) before 8.16.4 con…6.3
Are you affected by CVE-2020-14002?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST