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CVE-2017-0894

MEDIUMCVSS 4.3/10EPSS 1.17%

Last modified

CVE-2017-0894 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 1.17% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
4.3/10

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

EPSS Probability
1.17%

63.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
NextcloudNextcloud Server< 11.0.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-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 potentially access to publicly shared calendars without knowing the share token.
How severe is CVE-2017-0894?
CVE-2017-0894 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.17% probability of exploitation in the next 30 days.
How do I fix CVE-2017-0894?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-0894?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST