CVE-2017-0894
published 2017-05-08CVE-2017-0894: Nextcloud Server before 11.0.3 is vulnerable to disclosure of valid share tokens for public calendars due to a logical error. Thus granting an attacker…
PriorityP418medium4.3CVSS 3.1
AVNACLPRNUIRSUCLINAN
EPSS
1.17%
63.5th percentile
Nextcloud Server before 11.0.3 is vulnerable to disclosure of valid share tokens for public calendars due to a logical error. Thus granting an attacker potentially access to publicly shared calendars without knowing the share token.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| nextcloud | nextcloud_server | < 11.0.3 | 11.0.3 |
| nextcloud | nextcloud_server | — | — |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
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HackerOne
Share tokens for public calendars disclosed (NC-SA-2017-011)
hackerone·2017-06-06·CVSS 4.3
[MEDIUM] Share tokens for public calendars disclosed (NC-SA-2017-011)
Share tokens for public calendars disclosed (NC-SA-2017-011)
#[Share tokens for public calendars disclosed (NC-SA-2017-011)](https://nextcloud.com/security/advisory/?id=nc-sa-2017-011)
**Risk level:** Medium
**CVSS v3 Base Score:** 4.3 (AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
**CWE:** Information Exposure Through Directory Listing (CWE-548)
#Description
A logical error caused disclosure of valid share tokens for public calendars. Thus granting an attacker potentially access to publicly shared calendars without knowing the share token.
#Affected Software
- Nextcloud Server < 11.0.3 (CVE-2017-0894)
#Action Taken
The error has been fixed and regression tests been added.
#Acknowledgements
The Nextcloud team thanks the following people for their research and responsible disclosure of the abo
Bugzilla
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 owncloud: nextcloud: Multiple security issues [epel-7]
bugzilla·2017-05-16·CVSS 5.4
CVE-2017-0890 [MEDIUM] CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 owncloud: nextcloud: Multiple security issues [epel-7]
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 owncloud: nextcloud: Multiple security issues [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 messa
Bugzilla
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 owncloud: nextcloud: Multiple security issues [fedora-all]
bugzilla·2017-05-16·CVSS 5.4
CVE-2017-0890 [MEDIUM] CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 owncloud: nextcloud: Multiple security issues [fedora-all]
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 owncloud: nextcloud: Multiple security issues [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 comm
Bugzilla
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues [fedora-all]
bugzilla·2017-05-09·CVSS 5.4
CVE-2017-0890 [MEDIUM] CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues [fedora-all]
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues [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
Bugzilla
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues [epel-7]
bugzilla·2017-05-09·CVSS 5.4
CVE-2017-0890 [MEDIUM] CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues [epel-7]
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues [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.
Disc
Bugzilla
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues
bugzilla·2017-05-09·CVSS 5.4
CVE-2017-0890 [MEDIUM] CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues
CVE-2017-0890 CVE-2017-0891 CVE-2017-0892 CVE-2017-0893 CVE-2017-0894 CVE-2017-0895 nextcloud: Multiple security issues
Multiple vulnerabilities were found in nextcloud server.
CVE-2017-0890 - Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module. To be exploitable a user has to write or paste malicious content into the search dialogue.
https://nextcloud.com/security/advisory/?id=nc-sa-2017-007
CVE-2017-0891 - Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are vulnerable to an inadequate escaping of error messages leading to XSS vulnerabilities in multiple components.
https://nextcloud.com/security/advisory/?id=nc-sa-2017-008
CVE-2017-0892 - Nextcloud Server before 11.0.3 is vulnerable to an improper session h
2017-05-08
Published