CVE-1999-1085Secure Shell vulnerability

3 documents3 sources
Severity
5.0MEDIUMNVD
EPSS
3.2%
top 13.06%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 12
Latest updateApr 30

Description

SSH 1.2.25, 1.2.23, and other versions, when used in in CBC (Cipher Block Chaining) or CFB (Cipher Feedback 64 bits) modes, allows remote attackers to insert arbitrary data into an existing stream between an SSH client and server by using a known plaintext attack and computing a valid CRC-32 checksum for the packet, aka the "SSH insertion attack."

CVSS vector

AV:N/AC:L/C:N/I:P/A:NExploitability: 10.0 | Impact: 2.9

Affected Packages1 packages

NVDssh/secure_shell1.2.23, 1.2.25+1

🔴Vulnerability Details

1
GHSA
GHSA-qfm6-qcw8-g9xg: SSH 12022-04-30

📋Vendor Advisories

1
CISA ICS
GE UR family2021-03-16