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CVE-2004-1684

15
FAUCET Score

CVE-2004-1684 describes an information disclosure vulnerability in Zyxel P681 devices running ZyNOS Vt020225a, where portions of memory are inadvertently included in ARP requests. This allows remote attackers to passively sniff network traffic and obtain sensitive information. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, though it only impacts confidentiality. There is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
681CPE matchmatch criteria
cpe:2.3:h:zyxel:prestige:681:*:*:*:*:*:*:*
vt020225aCPE matchmatch criteria
cpe:2.3:h:zyxel:zynos:vt020225a:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
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
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0139 is in the 51st 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

marc.info
exchange.xforce.ibmcloud.com / vulnerabilities/17372
osvdb.org / 9962
securityfocus.com / bid/11167
Vendor Advisory