Home/CVE/PuTTY before 0.73 might allow remote SSH-1 servers to cause a denial of service by accessing freed memory locations via
CVE

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

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.

HIGH · CVSS 7.5 EPSS 0.00474
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

3
putty< 0.73
opensuse leapall versions
netapp oncommand unified manager core packageall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Oct 2019 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:11201-1
suse-csafopenSUSE-SU-2019:2276-1
suse-csafopenSUSE-SU-2019:2277-1
suse-csafopenSUSE-SU-2019:2292-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00020.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00021.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00030.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/04/msg00016.html
https://lists.tartarus.org/pipermail/putty-announce/2019/000029.htmlMailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20191127-0003/Third Party Advisory
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