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CVE-2001-1469

The RC4 stream cipher as used by SSH1 allows remote attackers to modify messages without...

5.0 Medium

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.

Exploit likelihood

1.21%Up 0.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

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.

Record
CVE-2001-1469
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2001-1469
Updated
2026-11-02
EUVDEUVD-2001-1449 No score

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.

Record
EUVD-2001-1449
Updated
2026-11-03
GitHub AdvisoriesGHSA-p383-6r42-q3rv No score

The RC4 stream cipher as used by SSH1 allows remote attackers to modify messages without...

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.

Record
GHSA-p383-6r42-q3rv
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2001-1469 is a medium vulnerability (CVSS 5.0) in Ssh, published January 18, 2001. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.21%, the 68th percentile. No source names a fixed version.

References

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