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CVE-2004-2093 — MEDIUM severity vulnerability (Buffer overflow in the open_socket_out function in socket.c)

Buffer overflow in the open_socket_out function in socket.c for rsync 2.5.7 and earlier allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a long RSYNC_PROXY environment variable. NOTE: since rsync is not setuid, this issue does not provide any additional privileges beyond t

CVE IDCVE-2004-2093
SeverityMEDIUM
CVSS score4.6
CVSS vectorAV:L/AC:L/Au:N/C:P/I:P/A:P
CWENVD-CWE-Other
StatusModified
Published2004-02-09
Last modified2026-04-16
DescriptionBuffer overflow in the open_socket_out function in socket.c for rsync 2.5.7 and earlier allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a long RSYNC_PROXY environment variable. NOTE: since rsync is not setuid, this issue does not provide any additional privileges beyond those that are already available to the user. Therefore this issue may be REJECTED in the future.
SourceNIST National Vulnerability Database

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