Vulnerability · Published Jun 2, 2022 · Assigned by GitHub_M

CVE-2022-31024Federated editing allows iframing remote servers by default in richdocuments

Medium 6.5

In plain English

A medium-severity improper access control in security-advisories from nextcloud. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)0.6%top 49.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

richdocuments is the repository for NextCloud Collabra, the app for Nextcloud Office collaboration. Prior to versions 6.0.0, 5.0.4, and 4.2.6, a user could be tricked into working against a remote Office by sending them a federated share. richdocuments versions 6.0.0, 5.0.4 and 4.2.6 contain a fix for this issue. There are currently no known workarounds available.

Affected products (as reported)

Vendor	Product	Versions
nextcloud	security-advisories	< 4.2.6>= 5.0.0, < 5.0.4

Weakness: CWE-284, CWE-346 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-94hr-7g4v-f53r x_refsource_CONFIRM
https://github.com/nextcloud/richdocuments/pull/2161 x_refsource_MISC
https://hackerone.com/reports/1210424 x_refsource_MISC