CVE-2020-8189
published 2020-08-21CVE-2020-8189: A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the…
PriorityP422medium5.4CVSS 3.1
AVNACLPRLUIRSCCLILAN
EPSS
1.40%
69.5th percentile
A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the login attempt.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | nextcloud-desktop | < nextcloud-desktop 3.0.1-1 (bookworm) | nextcloud-desktop 3.0.1-1 (bookworm) |
| nextcloud | desktop | < 2.6.5 | 2.6.5 |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvdv2.03.5LOWAV:N/AC:M/Au:S/C:N/I:P/A:N
osv5.4MEDIUM
vendor_debian5.4MEDIUM
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Debian
CVE-2020-8189: nextcloud-desktop - A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to presen...
vendor_debian·2020·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189: nextcloud-desktop - A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to presen...
A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the login attempt.
Scope: local
bookworm: resolved (fixed in 3.0.1-1)
bullseye: resolved (fixed in 3.0.1-1)
forky: resolved (fixed in 3.0.1-1)
sid: resolved (fixed in 3.0.1-1)
trixie: resolved (fixed in 3.0.1-1)
GHSA
GHSA-vc58-g8xx-fx3p: A cross-site scripting error in Nextcloud Desktop client 2
ghsa_unreviewed·2022-05-24
CVE-2020-8189 [LOW] CWE-79 GHSA-vc58-g8xx-fx3p: A cross-site scripting error in Nextcloud Desktop client 2
A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the login attempt.
OSV
CVE-2020-8189: A cross-site scripting error in Nextcloud Desktop client 2
osv·2020-08-21·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189: A cross-site scripting error in Nextcloud Desktop client 2
A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the login attempt.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-8189 nextcloud: XSS on the login attempt [epel-7]
bugzilla·2020-08-24·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189 nextcloud: XSS on the login attempt [epel-7]
CVE-2020-8189 nextcloud: XSS on the login attempt [epel-7]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-7.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use the following template to for the 'fedpkg update' request
Bugzilla
CVE-2020-8189 nextcloud-client: nextcloud: XSS on the login attempt [fedora-all]
bugzilla·2020-08-24·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189 nextcloud-client: nextcloud: XSS on the login attempt [fedora-all]
CVE-2020-8189 nextcloud-client: nextcloud: XSS on the login attempt [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versi
Bugzilla
CVE-2020-8189 nextcloud: XSS on the login attempt
bugzilla·2020-08-24·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189 nextcloud: XSS on the login attempt
CVE-2020-8189 nextcloud: XSS on the login attempt
A cross-site scripting error in Nextcloud Desktop client 2.6.4 allowed to present any html (including local links) when responding with invalid data on the login attempt.
References:
https://hackerone.com/reports/685552
Discussion:
External References:
https://nextcloud.com/security/advisory/?id=NC-SA-2020-027
---
Created nextcloud tracking bugs for this issue:
Affects: epel-7 [bug 1871763]
Affects: fedora-all [bug 1871761]
Created nextcloud-client tracking bugs for this issue:
Affects: epel-7 [bug 1871764]
Affects: fedora-all [bug 1871762]
---
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
Bugzilla
CVE-2020-8189 nextcloud: XSS on the login attempt [fedora-all]
bugzilla·2020-08-24·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189 nextcloud: XSS on the login attempt [fedora-all]
CVE-2020-8189 nextcloud: XSS on the login attempt [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versions of Fedora. Whi
Bugzilla
CVE-2020-8189 nextcloud-client: nextcloud: XSS on the login attempt [epel-7]
bugzilla·2020-08-24·CVSS 5.4
CVE-2020-8189 [MEDIUM] CVE-2020-8189 nextcloud-client: nextcloud: XSS on the login attempt [epel-7]
CVE-2020-8189 nextcloud-client: nextcloud: XSS on the login attempt [epel-7]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-7.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use the following template to for the 'fedpk
2020-08-21
Published