Medium severity · published Dec 22, 2022
CVE-2022-45410
When a ServiceWorker intercepted a request with <code>FetchEvent</code>, the origin of the request was lost after the ServiceWorker took ownership of it
6.5
CVSS
0.8%
EPSS
No
On KEV
Description
When a ServiceWorker intercepted a request with <code>FetchEvent</code>, the origin of the request was lost after the ServiceWorker took ownership of it. This had the effect of negating SameSite cookie protections. This was addressed in the spec and then in browsers. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 107.0 · source: NVD
FE
Firefox Esr · Mozilla
before 102.5 · source: NVD
TH
Thunderbird · Mozilla
before 102.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-45410
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-45410
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1658869
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-47/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-48/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-49/
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