Negotiated cipher per proto (matching cipher in list missing). No further cipher order check has been done as order is determined by the client
Kaushal Shriyan
kaushalshriyan at gmail.com
Tue Mar 10 16:26:42 UTC 2020
Hi,
I have run the below tests
./testssl.sh gsmasslciphers.digitalapicraft.com
> ###########################################################
> testssl.sh 3.1dev from https://testssl.sh/dev/
> (e0c83b2 2020-02-24 14:21:28 -- )
> This program is free software. Distribution and
> modification under GPLv2 permitted.
> USAGE w/o ANY WARRANTY. USE IT AT YOUR OWN RISK!
> Please file bugs @ https://testssl.sh/bugs/
> ###########################################################
> Using "OpenSSL 1.0.2-chacha (1.0.2k-dev)" [~183 ciphers]
> on Kaushals-MacBook-Pro:./bin/openssl.Darwin.x86_64
> (built: "Feb 22 09:55:43 2019", platform: "darwin64-x86_64-cc")
>
> Start 2020-03-10 21:50:25 -->> 13.234.216.57:443 (
> gsmasslciphers.digitalapicraft.com) <<--
> rDNS (13.234.216.57): --
> Service detected: HTTP
>
> Testing protocols via sockets except NPN+ALPN
> SSLv2 not offered (OK)
> SSLv3 not offered (OK)
> TLS 1 not offered
> TLS 1.1 not offered
> TLS 1.2 offered (OK)
> TLS 1.3 not offered and downgraded to a weaker protocol
> NPN/SPDY h2, http/1.1 (advertised)
> ALPN/HTTP2 h2, http/1.1 (offered)
> Testing cipher categories
> NULL ciphers (no encryption) not offered (OK)
> Anonymous NULL Ciphers (no authentication) not offered (OK)
> Export ciphers (w/o ADH+NULL) not offered (OK)
> LOW: 64 Bit + DES, RC[2,4] (w/o export) not offered (OK)
> Triple DES Ciphers / IDEA not offered
> Obsolete: SEED + 128+256 Bit CBC cipher not offered
> Strong encryption (AEAD ciphers) offered (OK)
>
> Testing robust (perfect) forward secrecy, (P)FS -- omitting Null
> Authentication/Encryption, 3DES, RC4
> PFS is offered (OK) ECDHE-RSA-AES256-GCM-SHA384
> ECDHE-RSA-AES128-GCM-SHA256
> Elliptic curves offered: secp256k1 prime256v1 secp384r1 secp521r1
>
> Testing server preferences
> Has server cipher order? no (NOT ok)
> Negotiated protocol TLSv1.2
> Negotiated cipher ECDHE-RSA-AES128-GCM-SHA256, 521 bit ECDH
> (P-521) -- inconclusive test, matching cipher in list missing, better see
> below
> Negotiated cipher per proto (matching cipher in list missing)
> ECDHE-RSA-AES256-GCM-SHA384: TLSv1.2
> No further cipher order check has been done as order is determined by the
> client
>
> Testing server defaults (Server Hello)
> TLS extensions (standard) "server name/#0" "renegotiation info/#65281"
> "EC point formats/#11" "session ticket/#35" "heartbeat/#15" "next
> protocol/#13172" "application layer protocol negotiation/#16"
> Session Ticket RFC 5077 hint 86400 seconds, session tickets keys seems to
> be rotated < daily
> SSL Session ID support yes
> Session Resumption Tickets: yes, ID: yes
> TLS clock skew Random values, no fingerprinting possible
> Signature Algorithm SHA256 with RSA
> Server key size RSA 2048 bits
> Server key usage Digital Signature, Key Encipherment
> Server extended key usage TLS Web Server Authentication, TLS Web
> Client Authentication
> Serial / Fingerprints 03C871BF68E569B4330E4AFCFA7752AAB5D7 / SHA1
> 8874D965CB96F4A4B8B4CCAE149B6F1999399BF8
> SHA256
> BB56659442E2ED18778F7BB210823F3A81DA88F3AF79D0EE2104CE82DBB03C65
> Common Name (CN) gsmasslciphers.digitalapicraft.com
> subjectAltName (SAN) gsmasslciphers.digitalapicraft.com
> Issuer Let's Encrypt Authority X3 (Let's Encrypt
> from US)
> Trust (hostname) Ok via SAN (same w/o SNI)
> Chain of trust Ok
> EV cert (experimental) no
> ETS/"eTLS", visibility info not present
> Certificate Validity (UTC) 89 >= 30 days (2020-03-10 09:40 -->
> 2020-06-08 09:40)
> # of certificates provided 2
> Certificate Revocation List --
> OCSP URI http://ocsp.int-x3.letsencrypt.org
> OCSP stapling not offered
> OCSP must staple extension --
> DNS CAA RR (experimental) not offered
> Certificate Transparency yes (certificate extension)
>
> Testing HTTP header response @ "/"
> HTTP Status Code 200 OK
> HTTP clock skew 0 sec from localtime
> Strict Transport Security 730 days=63072000 s, just this domain
> Public Key Pinning --
> Server banner nginx/1.16.1
> Application banner --
> Cookie(s) (none issued at "/")
> Security headers --
> Reverse Proxy banner --
>
> Testing vulnerabilities
> Heartbleed (CVE-2014-0160) not vulnerable (OK), timed out
> CCS (CVE-2014-0224) not vulnerable (OK)
> Ticketbleed (CVE-2016-9244), experiment. not vulnerable (OK)
> ROBOT Server does not support any
> cipher suites that use RSA key transport
> Secure Renegotiation (RFC 5746) supported (OK)
> Secure Client-Initiated Renegotiation not vulnerable (OK)
> CRIME, TLS (CVE-2012-4929) not vulnerable (OK)
> BREACH (CVE-2013-3587) no HTTP compression (OK) -
> only supplied "/" tested
> POODLE, SSL (CVE-2014-3566) not vulnerable (OK), no SSLv3
> support
> TLS_FALLBACK_SCSV (RFC 7507) No fallback possible (OK), no
> protocol below TLS 1.2 offered
> SWEET32 (CVE-2016-2183, CVE-2016-6329) not vulnerable (OK)
> FREAK (CVE-2015-0204) not vulnerable (OK)
> DROWN (CVE-2016-0800, CVE-2016-0703) not vulnerable on this host and
> port (OK)
> make sure you don't use this
> certificate elsewhere with SSLv2 enabled services
>
> https://censys.io/ipv4?q=BB56659442E2ED18778F7BB210823F3A81DA88F3AF79D0EE2104CE82DBB03C65
> could help you to find out
> LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH
> EXPORT ciphers, no DH key detected with <= TLS 1.2
> BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or
> TLS1
> LUCKY13 (CVE-2013-0169), experimental not vulnerable (OK)
> RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK)
>
> Testing 370 ciphers via OpenSSL plus sockets against the server, ordered
> by encryption strength
> Hexcode Cipher Suite Name (OpenSSL) KeyExch. Encryption Bits
> Cipher Suite Name (IANA/RFC)
>
> -----------------------------------------------------------------------------------------------------------------------------
> xc030 ECDHE-RSA-AES256-GCM-SHA384 ECDH 521 AESGCM 256
> TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
> xc02f ECDHE-RSA-AES128-GCM-SHA256 ECDH 521 AESGCM 128
> TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256
>
> Running client simulations (HTTP) via sockets
> Android 4.4.2 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 521 bit
> ECDH (P-521)
> Android 5.0.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 521 bit
> ECDH (P-521)
> Android 6.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Android 7.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Android 9.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Android 10.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Chrome 74 (Win 10) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Chrome 79 (Win 10) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Firefox 66 (Win 8.1/10) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Firefox 71 (Win 10) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> IE 6 XP No connection
> IE 8 Win 7 No connection
> IE 8 XP No connection
> IE 11 Win 7 No connection
> IE 11 Win 8.1 No connection
> IE 11 Win Phone 8.1 No connection
> IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Edge 17 (Win 10) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Opera 66 (Win 10) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Safari 9 iOS 9 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Safari 9 OS X 10.11 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Safari 10 OS X 10.12 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Safari 12.1 (iOS 12.2) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Safari 13.0 (macOS 10.14.6) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Apple ATS 9 iOS 9 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Java 6u45 No connection
> Java 7u25 No connection
> Java 8u161 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Java 11.0.2 (OpenJDK) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Java 12.0.1 (OpenJDK) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> OpenSSL 1.1.0l (Debian) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> OpenSSL 1.1.1d (Debian) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384, 256 bit
> ECDH (P-256)
> Thunderbird (68.3) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256, 256 bit
> ECDH (P-256)
> Done 2020-03-10 21:52:13 [0130s] -->> 13.234.216.57:443 (
> gsmasslciphers.digitalapicraft.com) <<--
I am not sure about the below explanation as seen in the above output.
Testing server preferences
> Has server cipher order? no (NOT ok)
> Negotiated protocol TLSv1.2
> Negotiated cipher ECDHE-RSA-AES128-GCM-SHA256, 521 bit ECDH
> (P-521) -- inconclusive test, matching cipher in list missing, better see
> below
> Negotiated cipher per proto (matching cipher in list missing)
> ECDHE-RSA-AES256-GCM-SHA384: TLSv1.2
> No further cipher order check has been done as order is determined by the
> client
I will appreciate if someone can help me understand it. Does it mean there
is some issue? Thanks in advance and I look forward to hearing from you.
Best Regards,
Kaushal
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