Bug 1764415 (CVE-2019-18217)

Summary:	CVE-2019-18217 proftpd: denial of service due to incorrect handling of long command
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	ingvar, itamar, matthias, paul
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-10-23 06:51:13 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1764416, 1764417
Bug Blocks:

Description Dhananjay Arunesh 2019-10-23 03:48:10 UTC

A vulnerability was found in ProFTPD before 1.3.6b and 1.3.7rc before 1.3.7rc2 allows remote unauthenticated denial-of-service due to incorrect handling of overly long commands because main.c in a child process enters an infinite loop.

Reference:
https://github.com/proftpd/proftpd/blob/master/NEWS
https://github.com/proftpd/proftpd/issues/846
https://github.com/proftpd/proftpd/blob/1.3.6/NEWS
https://github.com/proftpd/proftpd/blob/1.3.6/RELEASE_NOTES
https://github.com/proftpd/proftpd/blob/master/RELEASE_NOTES

Comment 1 Dhananjay Arunesh 2019-10-23 03:48:28 UTC

Created proftpd tracking bugs for this issue:

Affects: epel-all [bug 1764417]
Affects: fedora-all [bug 1764416]

Comment 2 Product Security DevOps Team 2019-10-23 06:51:13 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.