CVE-2019-9894

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A remotely triggerable memory overwrite in RSA key exchange in PuTTY before 0.71 can occur before host key verification.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-320

Affected software

No affected versions have been published.

Timeline

Published
Mar 21, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2019

CVE-2019-98959.8In PuTTY versions before 0.71 on Unix, a remotely triggerable buffer overflow exists in any kind of server-to-client forwarding.CVE-2019-98967.8In PuTTY versions before 0.71 on Windows, local attackers could hijack the application by putting a malicious help file in the same directorCVE-2019-98977.5Multiple denial-of-service attacks that can be triggered by writing to the terminal exist in PuTTY versions before 0.71.CVE-2019-98989.8Potential recycling of random numbers used in cryptography exists within PuTTY before 0.71.CVE-2019-99008.3When parsing HTTP/1.x header values, Envoy 1.9.0 and before does not reject embedded zero characters (NUL, ASCII 0x0). This allows remote atCVE-2019-990110.0Envoy 1.9.0 and before does not normalize HTTP URL paths. A remote attacker may craft a relative path, e.g., something/../admin, to bypass aCVE-2019-99036.5PDFDoc::markObject in PDFDoc.cc in Poppler 0.74.0 mishandles dict marking, leading to stack consumption in the function Dict::find() locatedCVE-2019-99046.5An issue was discovered in lib\cdt\dttree.c in libcdt.a in graphviz 2.40.1. Stack consumption occurs because of recursive agclose calls in lCVE-2019-99086.1The font-organizer plugin 2.1.1 for WordPress has wp-admin/options-general.php manage_font_id XSS.CVE-2019-99096.1The "Donation Plugin and Fundraising Platform" plugin before 2.3.1 for WordPress has wp-admin/edit.php csv XSS.CVE-2019-99106.1The kingcomposer plugin 2.7.6 for WordPress has wp-admin/admin.php?page=kc-mapper id XSS.CVE-2019-99116.1The social-networks-auto-poster-facebook-twitter-g plugin before 4.2.8 for WordPress has wp-admin/admin.php?page=nxssnap-reposter&action=edi
CVE-2019-9894: High severity, CVSS 7.5 | Vulnix