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CVE-2001-1469 — MEDIUM severity vulnerability (The RC4 stream cipher as used by SSH1 allows remote attacker)

The RC4 stream cipher as used by SSH1 allows remote attackers to modify messages without detection by XORing the original message's cyclic redundancy check (CRC) with the CRC of a mask consisting of all the bits of the original message that were modified.

CVE IDCVE-2001-1469
SeverityMEDIUM
CVSS score5.0
CVSS vectorAV:N/AC:L/Au:N/C:N/I:P/A:N
CWENVD-CWE-Other
StatusModified
Published2001-01-18
Last modified2026-04-16
DescriptionThe RC4 stream cipher as used by SSH1 allows remote attackers to modify messages without detection by XORing the original message's cyclic redundancy check (CRC) with the CRC of a mask consisting of all the bits of the original message that were modified.
SourceNIST National Vulnerability Database

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