CVE-2020-8138
published 2020-03-20CVE-2020-8138: A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability…
PriorityP336medium6.5CVSS 3.1
AVNACLPRLUINSUCHINAN
EPSS
1.40%
69.0th percentile
A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| nextcloud | nextcloud_server | < 15.0.14 | 15.0.14 |
| nextcloud | nextcloud_server | — | — |
| nextcloud | nextcloud_server | >= 16.0.0 < 16.0.7 | 16.0.7 |
| nextcloud | nextcloud_server | >= 17.0.0 < 17.0.2 | 17.0.2 |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N
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Bugzilla
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [fedora-30]
bugzilla·2020-05-21·CVSS 6.5
CVE-2020-8138 [MEDIUM] CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [fedora-30]
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [fedora-30]
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-30.
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.
Disc
Bugzilla
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [epel-7]
bugzilla·2020-05-21·CVSS 6.5
CVE-2020-8138 [MEDIUM] CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [epel-7]
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [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
Bugzilla
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [fedora-31]
bugzilla·2020-05-21·CVSS 6.5
CVE-2020-8138 [MEDIUM] CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [fedora-31]
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL [fedora-31]
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-31.
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.
Disc
Bugzilla
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL
bugzilla·2020-05-21·CVSS 6.5
CVE-2020-8138 [MEDIUM] CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL
CVE-2020-8138 nextcloud: a Server-Side Request Forgery vulnerability when subscribing to a malicious calendar URL
A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL.
Upstream Advisory:
https://nextcloud.com/security/advisory/?id=NC-SA-2020-014
Discussion:
Created nextcloud tracking bugs for this issue:
Affects: epel-7 [bug 1838532]
Affects: fedora-30 [bug 1838529]
Affects: fedora-31 [bug 1838530]
2020-03-20
Published