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CVE-2003-0291

19
FAUCET Score

CVE-2003-0291 describes a memory clearing vulnerability in the 3com OfficeConnect Remote 812 ADSL Router 1.1.7, specifically affecting the 3com 3cp4144 product. The router fails to properly clear memory from DHCP responses, allowing remote attackers to potentially retrieve the contents of previous HTTP requests by sniffing DHCP packets. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with a low attack complexity and no authentication required, leading to a potential information disclosure. There is no evidence of active exploitation, and no public exploit code is available in Metasploit, Nuclei, or ExploitDB, though it has garnered some community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
1.1.7CPE matchmatch criteria
cpe:2.3:h:3com:3cp4144:1.1.7:*:*:*:*:*:*:*

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
1.54%
Probability of exploitation in next 30 days
EPSS Percentile
72.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0154 is in the 55th percentile among its peer group of 23,705 CVEs.

Social Chatter

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
nautopia.coolfreepages.com / vulnerabilidades/3com812_dhcp_leak.htm
PatchVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/11999
securityfocus.com / bid/7592