CVE-2019-9895

Published: Mar 21, 2019Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

In PuTTY versions before 0.71 on Unix, a remotely triggerable buffer overflow exists in any kind of server-to-client forwarding.

Affected (3)

Products: Putty: Putty · Fedoraproject: Fedora

1 product

1 product

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Putty Putty	Before 0.71

Running on/with	Platform Versions
Opengroup Unix	All versions

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 28
Fedoraproject Fedora	Version 29

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (16)

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36LWQ3NPFIV7DC7TC4KFPRYRH2OR7SZ2/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDO3F267P347E6U2IILFCYW7JPTLCCES/

Source: cve@mitre.org

https://seclists.org/bugtraq/2019/Apr/6

Source: cve@mitre.org

https://security.netapp.com/advisory/ntap-20190404-0001/

Source: cve@mitre.org

https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2019/dsa-4423

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36LWQ3NPFIV7DC7TC4KFPRYRH2OR7SZ2/

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDO3F267P347E6U2IILFCYW7JPTLCCES/

Source: af854a3a-2127-422b-91ae-364da2661108

https://seclists.org/bugtraq/2019/Apr/6

Source: af854a3a-2127-422b-91ae-364da2661108

https://security.netapp.com/advisory/ntap-20190404-0001/

Source: af854a3a-2127-422b-91ae-364da2661108

https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2019/dsa-4423

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.