CVE-2022-2856
Google Chromium Intents Insufficient Input Validation Vulnerability
Google Chromium Intents
Insufficient validation of untrusted input in Intents in Google Chrome on Android prior to 104.0.5112.101 allowed a remote attacker to arbitrarily browse to a malicious website via a crafted HTML page.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 18 August 2022. US federal agencies were required to remediate it by 8 September 2022.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 4.6%, which is higher than 91.7% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Frequently asked questions
Is CVE-2022-2856 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2022-2856.
What does CVE-2022-2856 affect?
CVE-2022-2856 affects Google Chromium Intents. Insufficient validation of untrusted input in Intents in Google Chrome on Android prior to 104.0.5112.101 allowed a remote attacker to arbitrarily browse to a malicious website via a crafted HTML page.
How severe is CVE-2022-2856?
CVE-2022-2856 is rated MEDIUM with a CVSS base score of 6.5. EPSS puts the probability of exploitation in the next 30 days at 4.6%, higher than 91.7% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 8 September 2022.
How should organisations respond to CVE-2022-2856?
Apply the vendor patch for Google Chromium Intents as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.