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nvd[email protected]NVD:CVE-2020-8227
HistoryAug 21, 2020 - 9:15 p.m.

CVE-2020-8227

2020-08-2121:15:11
CWE-22
[email protected]
web.nvd.nist.gov
4
nextcloud
desktop client
linux
server response
sanitization
sync directory
file storage

CVSS2

7.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:H/Au:S/C:C/I:C/A:C

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

AI Score

6.6

Confidence

High

EPSS

0.013

Percentile

85.8%

JSON

Missing sanitization of a server response in Nextcloud Desktop Client 2.6.4 for Linux allowed a malicious Nextcloud Server to store files outside of the dedicated sync directory.

Affected configurations

Nvd
Node
nextclouddesktopRange<2.6.5
AND
linuxlinux_kernelMatch-
VendorProductVersionCPE
nextclouddesktop*cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
linuxlinux_kernel-cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

Related

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2020-08-21 21:15:00
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2019-05-26 04:50:06
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gentoo
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Nextcloud Desktop Sync client: Multiple vulnerabilities
2020-09-13 00:00:00
nessus
nessus
GLSA-202009-09 : Nextcloud Desktop Sync client: Multiple vulnerabilities
2020-09-14 00:00:00

CVSS2

7.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:H/Au:S/C:C/I:C/A:C

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

AI Score

6.6

Confidence

High

EPSS

0.013

Percentile

85.8%

JSON
Related for NVD:CVE-2020-8227
debiancve1nextcloud1cve1osv1prion1ubuntucve1hackerone1cvelist1gentoo1nessus1