Vulnerability CVE-2019-17068

Vulnerability Name:

CVE-2019-17068 (CCN-168221)

Assigned:

2019-09-29

Published:

2019-09-29

Updated:

2019-11-27

Summary:

PuTTY before 0.73 mishandles the "bracketed paste mode" protection mechanism, which may allow a session to be affected by malicious clipboard content.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): High Availibility (A): None

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

Vulnerability Type:

CWE-74

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2019-17068

Source: SUSE
Type: Third Party Advisory
openSUSE-SU-2019:2277

Source: SUSE
Type: Third Party Advisory
openSUSE-SU-2019:2276

Source: SUSE
Type: Third Party Advisory
openSUSE-SU-2019:2292

Source: XF
Type: UNKNOWN
putty-cve201917068-sec-bypass(168221)

Source: CCN
Type: PuTTY-announce Mailing List, Sun Sep 29 16:19:14 BST 2019
PuTTY 0.73 is released

Source: MISC
Type: Mailing List, Third Party Advisory
https://lists.tartarus.org/pipermail/putty-announce/2019/000029.html

Source: CONFIRM
Type: UNKNOWN
https://security.netapp.com/advisory/ntap-20191127-0003/

Source: CCN
Type: PuTTY Web site
PuTTY

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2019-17068

Vulnerable Configuration:

Configuration 1:

cpe:/a:putty:putty:*:*:*:*:*:*:*:* (Version < 0.73)

Configuration 2:

cpe:/o:opensuse:leap:15.0:*:*:*:*:*:*:*

OR cpe:/o:opensuse:leap:15.1:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:putty:putty:0.72:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:93477	P	(Important)	2022-07-21
oval:org.opensuse.security:def:201917068	V	CVE-2019-17068	2022-06-30
oval:org.opensuse.security:def:113185	P	putty-0.76-1.2 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106606	P	putty-0.76-1.2 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:63520	P	strongswan-nm-5.8.2-11.8.4 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:74283	P	Security update for djvulibre (Important)	2021-05-19
oval:org.opensuse.security:def:62675	P	libjasper-devel-2.0.14-3.11.8 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62474	P	libthai-devel-0.1.27-1.16 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62954	P	graphviz-perl-2.40.1-6.3.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62475	P	libtiff5-32bit-4.0.9-3.15 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:63156	P	libapr-util1-dbd-mysql-1.6.1-2.41 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62498	P	wavpack-5.1.0-2.17 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:63294	P	postgresql10-contrib-10.12-8.13.10 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:64087	P	Security update for MozillaFirefox (Important)	2020-12-01
oval:org.opensuse.security:def:64189	P	Security update for libzypp (Moderate)	2020-12-01
oval:org.opensuse.security:def:74409	P	Security update for putty (Moderate)	2020-12-01
oval:org.opensuse.security:def:63847	P	Security update for strongswan (Important)	2020-12-01
oval:org.opensuse.security:def:64231	P	cracklib on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:63981	P	Security update for sysstat (Moderate)	2020-12-01
oval:org.opensuse.security:def:64343	P	liblcms2-2 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:100190	P	Security update for putty (Moderate)	2019-10-08
oval:org.opensuse.security:def:110033	P	Security update for putty (Moderate)	2019-10-07
oval:com.ubuntu.disco:def:2019170680000000	V	CVE-2019-17068 on Ubuntu 19.04 (disco) - medium.	2019-10-01
oval:com.ubuntu.bionic:def:2019170680000000	V	CVE-2019-17068 on Ubuntu 18.04 LTS (bionic) - medium.	2019-10-01
oval:com.ubuntu.xenial:def:2019170680000000	V	CVE-2019-17068 on Ubuntu 16.04 LTS (xenial) - medium.	2019-10-01

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