CVEvulnerability

CVE-2001-1469

5.0 MEDIUM Published 2001-01-18 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2001-01-18
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N

Description

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.

Affected configurations

• ssh ssh 1.2.24 • ssh ssh 1.2.25 • ssh ssh 1.2.26 • ssh ssh 1.2.27 • ssh ssh 1.2.28 • ssh ssh 1.2.29 • ssh ssh 1.2.30 • ssh ssh 1.2.31

References