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CVE-1999-1085

16
FAUCET Score

CVE-1999-1085 describes an insertion attack vulnerability in SSH versions 1.2.25, 1.2.23, and others, specifically when operating in CBC or CFB modes. This flaw allows remote attackers to inject arbitrary data into an established SSH session. With a CVSS score of 5.0 (Medium), the vulnerability is easily exploitable over the network with low complexity, potentially leading to unauthorized data insertion. Despite its age, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.2.23CPE matchmatch criteria
cpe:2.3:a:ssh:secure_shell:1.2.23:*:*:*:*:*:*:*
1.2.25CPE matchmatch criteria
cpe:2.3:a:ssh:secure_shell:1.2.25:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.21%
Probability of exploitation in next 30 days
EPSS Percentile
86.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0321 is in the 82nd percentile among its peer group of 23,690 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
marc.info
iss.net / security_center/static/1126.php
kb.cert.org / vuls/id/13877
US Government Resource