[Bug 668320] RTCP receiver reports reveal full user name

GStreamer (bugzilla.gnome.org) bugzilla at gnome.org
Fri Jan 20 01:28:39 PST 2012


https://bugzilla.gnome.org/show_bug.cgi?id=668320
  GStreamer | gstreamer (core) | 0.10.35

--- Comment #1 from lr <995f3df8db9c at 7ebdcfd3fe2d.anonbox.net> 2012-01-20 09:28:34 UTC ---
Here is an example of such an RTCP packet (user at domain and User Name contained
my real user name, host and real name!):

No.     Time        Source                Destination           Protocol Length
Info
   5913 322.121637  192.168.2.136         74.125.218.214        RTCP     126   
Receiver Report   Source description   

Frame 5913: 126 bytes on wire (1008 bits), 126 bytes captured (1008 bits)
Ethernet II, Src: ***_**:**:** (OMITTED), Dst: **** (OMITTED)
Internet Protocol Version 4, Src: 192.168.2.136 (192.168.2.136), Dst:
74.125.218.214 (74.125.218.214)
User Datagram Protocol, Src Port: 37423 (37423), Dst Port: 10581 (10581)
    Source port: 37423 (37423)
    Destination port: 10581 (10581)
    Length: 92
    Checksum: 0xfc99 [validation disabled]
Real-time Transport Control Protocol (Receiver Report)
    10.. .... = Version: RFC 1889 Version (2)
    ..0. .... = Padding: False
    ...0 0001 = Reception report count: 1
    Packet type: Receiver Report (201)
    Length: 7 (32 bytes)
    Sender SSRC: 0xb6d31fb5 (3067289525)
    Source 1
        Identifier: 0x34b7df92 (884465554)
        SSRC contents
        Extended highest sequence number received: 46847
        Interarrival jitter: 1171
        Last SR timestamp: 327289053 (0x138208dd)
        Delay since last SR timestamp: 73582 (1122 milliseconds)
Real-time Transport Control Protocol (Source description)
    10.. .... = Version: RFC 1889 Version (2)
    ..0. .... = Padding: False
    ...0 0001 = Source count: 1
    Packet type: Source description (202)
    Length: 12 (52 bytes)
    Chunk 1, SSRC/CSRC 0xB6D31FB5
        Identifier: 0xb6d31fb5 (3067289525)
        SDES items
            Type: CNAME (user and domain) (1)
            Length: 15
            Text: user at host <- USER NAME AND HOST IN PLAINTEXT
            Type: NAME (common name) (2)
            Length: 13
            Text: User Name <-- USER NAME IN PLAINTEXT
            Type: TOOL (name/version of source app) (6)
            Length: 9
            Text: GStreamer
            Type: END (0)
[RTCP frame length check: OK - 84 bytes]

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