Bug 1871743 (CVE-2020-8230)

Summary: CVE-2020-8230 nextcloud: missing ASLR and DEP protections leads to DoS
Product: [Other] Security Response Reporter: Dhananjay Arunesh <darunesh>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: claudiorodrigo, comzeradd, germano.massullo, gwync, ichavero, james.hogarth, jan.public, mailinglists, nb, nonamedotc, taaem
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Clone Of: Environment:
Last Closed: 2020-08-24 09:15:21 UTC Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1871746, 1871747, 1871748, 1871749    
Bug Blocks:    

Description Dhananjay Arunesh 2020-08-24 07:48:33 UTC
A memory corruption vulnerability exists in NextCloud Desktop Client v2.6.4 where missing ASLR and DEP protections in for windows allowed to corrupt memory.

References:
https://hackerone.com/reports/380102

Comment 1 Dhananjay Arunesh 2020-08-24 08:05:54 UTC
External References:

https://nextcloud.com/security/advisory/?id=NC-SA-2020-035

Comment 2 Dhananjay Arunesh 2020-08-24 08:06:06 UTC
Created nextcloud tracking bugs for this issue:

Affects: epel-7 [bug 1871748]
Affects: fedora-all [bug 1871746]


Created nextcloud-client tracking bugs for this issue:

Affects: epel-7 [bug 1871749]
Affects: fedora-all [bug 1871747]

Comment 3 Product Security DevOps Team 2020-08-24 09:15:21 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.