PT-2022-24813 · Nextcloud · Nextcloud Talk

Nickvergessen · Published 2022-09-16 · Updated 2022-09-21 · CVE-2022-39212

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Nextcloud Talk versions prior to 13.0.8 Nextcloud Talk versions prior to 14.0.4

Description The issue allows an attacker to see the last video frame of any participant who has video disabled but a camera selected.

Recommendations For versions prior to 13.0.8, upgrade to 13.0.8. For versions prior to 14.0.4, upgrade to 14.0.4. As a temporary workaround for users unable to upgrade, select None as camera before joining the call.

Exploit

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2022-39212

GHSA-WQ3G-2X46-Q2GV

Affected Products

Nextcloud Talk

References · 6

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/39xxx/CVE-2022-39212.json · Exploit
• https://github.com/nextcloud/spreed/pull/7673 · Patch
• https://osv.dev/vulnerability/CVE-2022-39212 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-39212 · Security Note
• https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wq3g-2x46-q2gv · Note
• https://t.me/cibsecurity/50010 · Telegram Post