UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 10-D ASSET-BACKED ISSUER DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the monthly distribution period from: August 13, 2021 to September 13, 2021 Commission File Number of issuing entity: 333-193376-05 Central Index Key Number of issuing entity: 0001603669 COMM 2014-CCRE17 Mortgage Trust (Exact name of issuing entity as specified in its charter) Commission File Number of depositor: 333-193376 Central Index Key Number of depositor: 0001013454 Deutsche Mortgage & Asset Receiving Corporation (Exact name of depositor as specified in its charter) Central Index Key Number of sponsor (if applicable): 0001541294 German American Capital Corporation (Exact name of sponsor as specified in its charter) Central Index Key Number of sponsor (if applicable): 0001558761 Cantor Commercial Real Estate Lending, L.P. (Exact name of sponsor as specified in its charter) Central Index Key Number of sponsor (if applicable): 0001555524 LoanCore Capital Markets LLC (formerly known as Jefferies LoanCore LLC) (Exact name of sponsor as specified in its charter) Central Index Key Number of sponsor: 0001660492 GE Capital US Holdings, Inc. (successor in interest to certain obligations of General Electric Capital Corporation, one of the sponsors and mortgage loan sellers) (Exact name of sponsor as specified in its charter) Natalie Grainger (212) 250-2500 (Name and telephone number, including area code, of the person to contact in connection with this filing) New York (State or other jurisdiction of incorporation or organization of the issuing entity) Lower Tier Remic 46-5624264 Upper Tier Remic 46-5637581 Grantor Trust 46-7508878 (I.R.S. Employer Identification No.) c/o Deutsche Bank Trust Company Americas as Certificate Administrator 1761 East St. Andrew Place, Santa Ana CA (Address of principal executive offices of the issuing entity) 92705 (Zip Code) (212) 250-2500 (Telephone number, including area code) NONE (Former name, former address, if changed since last report) Registered / reporting pursuant to (check one) Title of Class Section 12(b) Section 12(g) Section 15(d) Name of Exchange (if Section 12(b)) Class A-1 [ ] [ ] [X] Not Applicable Class A-2 [ ] [ ] [X] Not Applicable Class A-3 [ ] [ ] [X] Not Applicable Class A-SB [ ] [ ] [X] Not Applicable Class A-4 [ ] [ ] [X] Not Applicable Class A-5 [ ] [ ] [X] Not Applicable Class X-A [ ] [ ] [X] Not Applicable Class A-M [ ] [ ] [X] Not Applicable Class B [ ] [ ] [X] Not Applicable Class PEZ [ ] [ ] [X] Not Applicable Class C [ ] [ ] [X] Not Applicable Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes _X_ No ____ Part I - DISTRIBUTION INFORMATION Item 1. Distribution and Pool Performance Information. On September 13, 2021 a distribution was made to holders of the certificates issued by COMM 2014-CCRE17 Mortgage Trust. The distribution report is attached as Exhibit 99.1 to this Form 10-D. During the distribution period from August 13, 2021 to September 13, 2021 no assets securitized by Deutsche Mortgage & Asset Receiving Corporation (the "Depositor") and held by COMM 2014-CCRE17 Mortgage Trust were the subject of a demand to repurchase or replace for breach of the representations and warranties contained in the underlying transaction documents. The Depositor filed a Form ABS-15G pursuant to Rule 15Ga-1 under the Securities Exchange Act of 1934 on February 16, 2021. The CIK number of the Depositor is 0001013454. German American Capital Corporation ("GACC"), one of the sponsors and mortgage loan sellers, filed a Form ABS-15G pursuant to Rule 15Ga-1 under the Securities Exchange Act of 1934 on February 16, 2021. The CIK number of GACC is 0001541294. Cantor Commercial Real Estate Lending, L.P. ("CCRE"), one of the sponsors and mortgage loan sellers, filed a Form ABS-15G pursuant to Rule 15Ga-1 under the Securities Exchange Act of 1934 on February 16, 2021. The CIK number for CCRE is 0001558761. LoanCore Capital Markets LLC (formerly known as Jefferies LoanCore LLC), ("LoanCore"), one of the sponsors and mortgage loan sellers, filed a Form ABS-15G pursuant to Rule 15Ga-1 under the Securities Exchange Act of 1934 on February 08, 2021. The CIK number for LoanCore is 0001555524. GE Capital US Holdings, Inc. (successor in interest to certain obligations of General Electric Capital Corporation, one of the sponsors and mortgage loan sellers), filed a Form ABS-15G pursuant to Rule 15Ga-1 under the Securities Exchange Act of 1934 on February 12, 2021. The CIK number of GE Capital US Holdings, Inc. is 0001660492. Part II - OTHER INFORMATION Item 6. Significant Obligors of Pool Assets. The Bronx Terminal Market mortgaged property constitutes a significant obligor within the meaning of Item 1101(k)(2) of Regulation AB. Based on the information provided by the Bronx Terminal Market mortgage borrower, the unaudited net operating income of the significant obligor was $15,733,434.00, a year-to-date figure for the period of January 1, 2021 through June 30, 2021. The 25 Broadway mortgaged property constitutes a significant obligor within the meaning of Item 1101(k)(2) of Regulation AB. Based on the information provided by the 25 Broadway mortgage loan borrower, the unaudited net operating income of the significant obligor was $14,323,098.00, a year-to-date figure for the period of January 1, 2021 through June 30, 2021. Item 10. Exhibits. (a) The following is a list of documents filed as part of this Report on Form 10-D: (99.1) Monthly Report distributed to holders of the certificates issued by COMM 2014-CCRE17 Mortgage Trust, relating to the September 13, 2021 distribution. (b) The exhibits required to be filed by the Registrant pursuant to this Form are listed above. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Deutsche Mortgage & Asset Receiving Corporation (Depositor) /s/ Natalie Grainger Name: Natalie Grainger Title: Director /s/ Matt Smith Name: Matt Smith Title: Director Date: September 22, 2021