[#ZBX-7571] Zabbix server/proxy does not process correctly non-printable characters

[ZBX-7571] Zabbix server/proxy does not process correctly non-printable characters Created: 2013 Dec 20 Updated: 2018 Jan 30 Resolved: 2014 Jan 30
Status:	Closed
Project:	ZABBIX BUGS AND ISSUES
Component/s:	Proxy (P), Server (S)
Affects Version/s:	None
Fix Version/s:	2.2.2rc1, 2.3.0

Type:

Incident report

Priority:

Major

Reporter:

Alexey Pustovalov

Assignee:

Unassigned

Resolution:

Fixed

Votes:

Labels:

encoding, json

Remaining Estimate:

Not Specified

Time Spent:

Not Specified

Original Estimate:

Not Specified

Issue Links:

Causes
causes	~~ZBX-13186~~	Zabbix service.discovery result in "V...	Closed
Duplicate

Description

If some item value contains non-printable characters Zabbix proxy does not correctly pack them before sending JSON to Server.

For example, if string value contains: "177 177 177 177 177 \n" characters.

Comments

Comment by Igors Homjakovs (Inactive) [ 2014 Jan 30 ]

Fixed in development branch svn://svn.zabbix.com/branches/dev/ZBX-7571

Comment by Igors Homjakovs (Inactive) [ 2014 Jan 30 ]

Previously we processed control character from U+0000 to U+001F, but not U+007F. Now function iscntrl() allows correct processing of all control characters.

Comment by Igors Homjakovs (Inactive) [ 2014 Feb 03 ]

Fixed in 2.2.2rc1 (r42142) and 2.3.0 (r42141).

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[ZBX-7571] Zabbix server/proxy does not process correctly non-printable characters Created: 2013 Dec 20 Updated: 2018 Jan 30 Resolved: 2014 Jan 30