Description: | Summary: The remote host is missing an update for the 'firefox' package(s) announced via the USN-6320-1 advisory.
Vulnerability Insight: Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary code. (CVE-2023-4573, CVE-2023-4574, CVE-2023-4575, CVE-2023-4578, CVE-2023-4581, CVE-2023-4583, CVE-2023-4584, CVE-2023-4585)
Lukas Bernhard discovered that Firefox did not properly manage memory when the 'UpdateRegExpStatics' attempted to access 'initialStringHeap'. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2023-4577)
Malte Jurgens discovered that Firefox did not properly handle search queries if the search query itself was a well formed URL. An attacker could potentially exploit this issue to perform spoofing attacks. (CVE-2023-4579)
Harveer Singh discovered that Firefox did not properly handle push notifications stored on disk in private browsing mode. An attacker could potentially exploits this issue to access sensitive information. (CVE-2023-4580)
Affected Software/OS: 'firefox' package(s) on Ubuntu 20.04.
Solution: Please install the updated package(s).
CVSS Score: 10.0
CVSS Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
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