CVE-2002-0886 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 5.4% (pctl 92)
Patch early
A public exploit exists.
Description
Cisco DSL CPE devices running CBOS 2.4.4 and earlier allows remote attackers to cause a denial of service (hang or memory consumption) via (1) a large packet to the DHCP port, (2) a large packet to the Telnet port, or (3) a flood of large packets to the CPE, which causes the TCP/IP stack to consume large amounts of memory.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 5.37% — more likely to be exploited than 92% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2002-10-04 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| cisco | cbos |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Cisco CBOS 2.x - Broadband Operating System TCP/IP Stack Denial of Service | 2002-05-23 |
References
- http://www.cisco.com/warp/public/707/CBOS-DoS.shtml
- http://www.iss.net/security_center/static/9151.php
- http://www.iss.net/security_center/static/9153.php
- http://www.securityfocus.com/bid/4813
- http://www.securityfocus.com/bid/4814
- http://www.securityfocus.com/bid/4815
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9152
- http://www.cisco.com/warp/public/707/CBOS-DoS.shtml
- http://www.iss.net/security_center/static/9151.php
- http://www.iss.net/security_center/static/9153.php
- http://www.securityfocus.com/bid/4813
- http://www.securityfocus.com/bid/4814
- http://www.securityfocus.com/bid/4815
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9152
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