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TLS: fix JA4 when there are no ciphers or extensions (#3084)

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Ivan Nardi 2026-01-13 18:33:23 +00:00 • committed by GitHub
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commit d6cbd624d0
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8 changed files with 17 additions and 9 deletions
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tests/cfgs/default/result/dtls_old_version.pcapng.out
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@ -38,4 +38,4 @@ JA Host Stats:
1 37.188.4.115 1
1 UDP 37.188.4.115:56453 <-> 70.66.6.128:443 [proto: 30/DTLS][Stack: DTLS][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 30/DTLS, Confidence: DPI][DPI packets: 7][cat: Web/5][Breed: Safe][4 pkts/584 bytes <-> 3 pkts/410 bytes][Goodput ratio: 71/69][7.22 sec][bytes ratio: 0.175 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 1003/2008 2377/3064 4119/4119 1298/1055][Pkt Len c2s/s2c min/avg/max/stddev: 141/90 146/137 161/230 9/66][Risk: ** Obsolete TLS (v1.1 or older) **** Weak TLS Cipher **][Risk Score: 200][Risk Info: Cipher TLS_RSA_WITH_AES_256_CBC_SHA / TLS (0100)][nDPI Fingerprint: beb02e4d5ad8b9480f99887fc078502c][TLS (0100)][JA4: d00i010000_692296a295db_e3b0c44298fc][JA3S: 8f48e117ae3543615168a2b087cda528][Cipher: TLS_RSA_WITH_AES_256_CBC_SHA][Plen Bins: 0,28,0,57,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
1 UDP 37.188.4.115:56453 <-> 70.66.6.128:443 [proto: 30/DTLS][Stack: DTLS][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 30/DTLS, Confidence: DPI][DPI packets: 7][cat: Web/5][Breed: Safe][4 pkts/584 bytes <-> 3 pkts/410 bytes][Goodput ratio: 71/69][7.22 sec][bytes ratio: 0.175 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 1003/2008 2377/3064 4119/4119 1298/1055][Pkt Len c2s/s2c min/avg/max/stddev: 141/90 146/137 161/230 9/66][Risk: ** Obsolete TLS (v1.1 or older) **** Weak TLS Cipher **][Risk Score: 200][Risk Info: Cipher TLS_RSA_WITH_AES_256_CBC_SHA / TLS (0100)][nDPI Fingerprint: fe83fe43c34c34babd6f2797536e18ac][TLS (0100)][JA4: d00i010000_692296a295db_000000000000][JA3S: 8f48e117ae3543615168a2b087cda528][Cipher: TLS_RSA_WITH_AES_256_CBC_SHA][Plen Bins: 0,28,0,57,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]