Vulnerability · Published Apr 27, 2022 · Assigned by GitHub_M

CVE-2022-24887Open Redirect in Nextcloud Talk

Medium 4.3

In plain English

A medium-severity open redirect in security-advisories from nextcloud. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.9%top 38.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Nextcloud Talk is a video and audio conferencing app for Nextcloud, a self-hosted productivity platform. Prior to versions 11.3.4, 12.2.2, and 13.0.0, when sharing a Deck card in conversation, the metaData can be manipulated so users can be tricked into opening arbitrary URLs. This issue is fixed in versions 11.3.4, 12.2.2, and 13.0.0. There are currently no known workarounds.

Affected products (as reported)

Vendor	Product	Versions
nextcloud	security-advisories	< 11.3.4< 12.2.2< 13.0.0

Weakness: CWE-601 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-j45w-7mpq-264c x_refsource_CONFIRM
https://github.com/nextcloud/spreed/pull/6410 x_refsource_MISC
https://hackerone.com/reports/1358977 x_refsource_MISC