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CVE-2003-0291
3com OfficeConnect Remote 812 ADSL Router 1.1.7 does not properly clear memory from DHCP responses, which allows remote attackers to…
Medium5.0EPSS 1.5%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
3com OfficeConnect Remote 812 ADSL Router 1.1.7 does not properly clear memory from DHCP responses, which allows remote attackers to identify the contents of previous HTTP requests by sniffing DHCP packets.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 21 years later
· 21 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.5% · top 25% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- http://nautopia.coolfreepages.com/vulnerabilidades/3com812_dhcp_leak.htm (opens in a new tab)x_refsource_MISCx_transferred
- 20030515 RE : Memory leak in 3COM DSL routers (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 7592 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 3com-officeconnect-memory-leak(11999) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20030514 Memory leak in 3COM 812 DSL routers (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2003-0291)Record last updated .