A nextcloud-desktop security update has been released for openSUSE Leap 15.2.

openSUSE-SU-2021:0577-1: important: Security update for nextcloud-desktop

openSUSE Security Update: Security update for nextcloud-desktop
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Announcement ID: openSUSE-SU-2021:0577-1
Rating: important
References: #1184770
Cross-References: CVE-2021-22879
CVSS scores:
CVE-2021-22879 (SUSE): 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Affected Products:
openSUSE Leap 15.2
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An update that fixes one vulnerability is now available.

Description:

This update for nextcloud-desktop fixes the following issues:

nextcloud-desktop was updated to 3.1.3:

- desktop#2884 [stable-3.1] Add support for Hirsute
- desktop#2920 [stable-3.1] Validate sensitive URLs to onle allow http(s)
schemes.
- desktop#2926 [stable-3.1] Validate the providers ssl certificate
- desktop#2939 Bump release to 3.1.3

This also fix security issues:

- (boo#1184770, CVE-2021-22879, NC-SA-2021-008 , CWE-99)

Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource
injection by way of missing validation of URLs, allowing a malicious
server to execute remote commands. User interaction is needed for
exploitation.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.2:

zypper in -t patch openSUSE-2021-577=1


Package List:

- openSUSE Leap 15.2 (x86_64):

libnextcloudsync-devel-3.1.3-lp152.2.6.1
libnextcloudsync0-3.1.3-lp152.2.6.1
libnextcloudsync0-debuginfo-3.1.3-lp152.2.6.1
nextcloud-desktop-3.1.3-lp152.2.6.1
nextcloud-desktop-debuginfo-3.1.3-lp152.2.6.1
nextcloud-desktop-debugsource-3.1.3-lp152.2.6.1
nextcloud-desktop-dolphin-3.1.3-lp152.2.6.1
nextcloud-desktop-dolphin-debuginfo-3.1.3-lp152.2.6.1

- openSUSE Leap 15.2 (noarch):

caja-extension-nextcloud-3.1.3-lp152.2.6.1
nautilus-extension-nextcloud-3.1.3-lp152.2.6.1
nemo-extension-nextcloud-3.1.3-lp152.2.6.1
nextcloud-desktop-doc-3.1.3-lp152.2.6.1
nextcloud-desktop-lang-3.1.3-lp152.2.6.1

References:

  https://www.suse.com/security/cve/CVE-2021-22879.html
  https://bugzilla.suse.com/1184770