CVE-2019-9897
First published: Thu Mar 21 2019(Updated: )
Multiple denial-of-service attacks that can be triggered by writing to the terminal exist in PuTTY versions before 0.71.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/putty | 0.70-6 0.74-1 0.78-2 0.79-1 | |
| Putty Putty | <0.71 | |
| Fedoraproject Fedora | =28 | |
| Fedoraproject Fedora | =29 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| Netapp Oncommand Unified Manager | ||
| openSUSE Leap | =15.0 | |
| <0.71 | ||
| =28 | ||
| =29 | ||
| =8.0 | ||
| =9.0 | ||
| =15.0 |
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Reference Links
- https://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-terminal-dos-one-column-cjk.html
- https://git.tartarus.org/?p=simon/putty.git;a=commitdiff;h=03777723e553024e94d8bfcf182f3a2e92ffb914
- https://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-terminal-dos-combining-chars-double-width-gtk.html
- https://git.tartarus.org/?p=simon/putty.git;a=commitdiff;h=daf91ef8ae9780bb1dfb534afa79e4babb89ba26
- https://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-terminal-dos-combining-chars.html
- https://git.tartarus.org/?p=simon/putty.git;a=commitdiff;h=da1c8f15b1bc14c855f0027cf06ba7f1a9c36f3c
- https://security-tracker.debian.org/tracker/CVE-2019-9897
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html
- https://lists.debian.org/debian-lts-announce/2019/04/msg00023.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/36LWQ3NPFIV7DC7TC4KFPRYRH2OR7SZ2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LDO3F267P347E6U2IILFCYW7JPTLCCES/
- https://seclists.org/bugtraq/2019/Apr/6
- https://security.netapp.com/advisory/ntap-20190404-0001/
- https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html
- https://www.debian.org/security/2019/dsa-4423
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LDO3F267P347E6U2IILFCYW7JPTLCCES/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36LWQ3NPFIV7DC7TC4KFPRYRH2OR7SZ2/
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2019-9897.
What software versions are affected by this vulnerability?
PuTTY versions before 0.71 are affected.
What is the severity of CVE-2019-9897?
The severity of CVE-2019-9897 is high with a severity value of 7.5.
How can I fix the vulnerability CVE-2019-9897?
To fix the vulnerability, you should update PuTTY to version 0.71 or higher, which is not affected.
Where can I find more information about CVE-2019-9897?
You can find more information about CVE-2019-9897 at the following references: [http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html](http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00004.html), [http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html](http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00020.html), [https://lists.debian.org/debian-lts-announce/2019/04/msg00023.html](https://lists.debian.org/debian-lts-announce/2019/04/msg00023.html).
- collector/security-tracker-debian
- collector/nvd-index
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/severity
- agent/remedy
- agent/first-publish-date
- agent/description
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/author
- agent/last-modified-date
- agent/softwarecombine
- agent/event
- agent/tags
- agent/source
- package-manager/debian
- vendor/putty
- canonical/putty putty
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/28
- version/fedoraproject fedora/29
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0
- version/debian debian linux/9.0
- vendor/netapp
- canonical/netapp oncommand unified manager
- vendor/opensuse
- canonical/opensuse leap
- version/opensuse leap/15.0