CVE-2022-29911: Medium severity Mozilla Firefox vulnerability
An improper implementation of the new iframe sandbox keyword <code>allow-top-navigation-by-user-activation</code> could lead to script execution without <code>allow-scripts</code> being present. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
Other sources
An improper implementation of the new iframe sandbox keyword allow-top-navigation-by-user-activation could lead to script execution without allow-scripts being present.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 91.9 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 100 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 91.9 - Upgrade
Upgrade
alpine/firefoxto a version that resolves this vulnerability.Fixed in 100.0-r0 - Upgrade
Upgrade
alpine/firefox-esrto a version that resolves this vulnerability.Fixed in 91.9.0-r0 - Upgrade
Upgrade
alpine/librewolfto a version that resolves this vulnerability.Fixed in 100.0-r0 - Upgrade
Upgrade
alpine/thunderbirdto a version that resolves this vulnerability.Fixed in 91.9.0-r0 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 91.9.0esr-1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:91.9.0-1 - Upgrade
Upgrade
debian/firefoxto a version that resolves this vulnerability.Fixed in 159.0.1-1 - Upgrade
Upgrade
debian/firefox-esrto a version that resolves this vulnerability.Fixed in 140.12.0esr-1~deb12u1Fixed in 153.6.0esr-1~deb12u2Fixed in 140.15.0esr-1~deb13u1Fixed in 153.6.0esr-1~deb13u1Fixed in 153.5.1esr-1Fixed in 153.6.0esr-1 - Upgrade
Upgrade
debian/thunderbirdto a version that resolves this vulnerability.Fixed in 1:140.12.0esr-1~deb12u1Fixed in 1:153.6.0esr-1~deb12u2Fixed in 1:140.12.0esr-1~deb13u1Fixed in 1:153.6.0esr-1~deb13u1Fixed in 1:153.5.0esr-1Fixed in 1:153.6.0esr-1
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2022-29911?
CVE-2022-29911 has been classified as high severity due to its potential to allow script execution without necessary permissions.
How do I fix CVE-2022-29911?
To mitigate CVE-2022-29911, users should upgrade Mozilla Thunderbird to version 91.9 or later, and Firefox to version 100 or later.
Which versions are affected by CVE-2022-29911?
CVE-2022-29911 affects Thunderbird versions prior to 91.9, Firefox ESR versions prior to 91.9, and Firefox versions prior to 100.
What is the impact of CVE-2022-29911?
The impact of CVE-2022-29911 includes the potential for unauthorized script execution in affected versions.
Does CVE-2022-29911 affect both Firefox and Thunderbird?
Yes, CVE-2022-29911 affects both Mozilla Firefox and Mozilla Thunderbird in specific versions.