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CVE-2004-1434

16
FAUCET Score

CVE-2004-1434 describes a denial-of-service vulnerability affecting multiple versions of Cisco ONS 15327, ONS 15454, and ONS 15454 SDH optical networking systems. Remote attackers can exploit this flaw by sending malformed SNMP packets, leading to a control card reset on the affected devices. With a CVSS score of 5.0, this vulnerability is rated as medium severity, requiring no authentication and having low attack complexity, though it only impacts availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this nearly two-decade-old vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:cisco:optical_networking_systems_software:1.0:*:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:cisco:optical_networking_systems_software:1.1:*:*:*:*:*:*:*
1.1\(0\)CPE matchmatch criteria
cpe:2.3:a:cisco:optical_networking_systems_software:1.1\(0\):*:*:*:*:*:*:*
1.1\(1\)CPE matchmatch criteria
cpe:2.3:a:cisco:optical_networking_systems_software:1.1\(1\):*:*:*:*:*:*:*
1.3\(0\)CPE matchmatch criteria
cpe:2.3:a:cisco:optical_networking_systems_software:1.3\(0\):*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

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

Exploit Intelligence

EPSS Score
3.28%
Probability of exploitation in next 30 days
EPSS Percentile
87.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0328 is in the 82nd percentile among its peer group of 23,705 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

secunia.com / advisories/12117
exchange.xforce.ibmcloud.com / vulnerabilities/16765
cisco.com / warp/public/707/cisco-sa-20040721-ons.shtml
Vendor Advisory
kb.cert.org / vuls/id/548968
ExploitUS Government Resource
securityfocus.com / bid/10768