Exhibit 23.3
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated February 20, 2013, relating to the consolidated financial statements and financial statement schedules of CNA Financial Corporation and subsidiaries (the “Company”), and the effectiveness of the Company’s internal control over financial reporting, appearing in the Annual Report on Form 10-K of the Company for the year ended December 31, 2012 (which report expresses an unqualified opinion and includes an explanatory paragraph concerning a change in accounting for costs associated with acquiring or renewing insurance contracts in 2012).
We also consent to the reference to us under the heading “Experts” in the Prospectus, which is part of this Registration Statement.
/s/ Deloitte & Touche LLP
Chicago, Illinois
April 5, 2013
