CVE-1999-1085
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…
Does this matter?
Lower severity and a low EPSS score (3.21%). Track it; it rarely justifies an emergency change on its own.
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 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N
- EPSS
- 3.21% probability · 87th percentile
- CISA KEV
- Not listed
- Affected
- ssh/secure shell
- Source
- cve@mitre.org
References
- http://marc.info/?l=bugtraq&m=90221103125884&w=2
- http://marc.info/?l=bugtraq&m=90221104525878&w=2
- http://www.iss.net/security_center/static/1126.php
- http://www.kb.cert.org/vuls/id/13877US Government Resource
- http://marc.info/?l=bugtraq&m=90221103125884&w=2
- http://marc.info/?l=bugtraq&m=90221104525878&w=2
- http://www.iss.net/security_center/static/1126.php
- http://www.kb.cert.org/vuls/id/13877US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.