CVE-2003-0556
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of...
CVE-2003-0556 is a medium vulnerability (CVSS 5.0) in Polycom Mgc-100, published July 15, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. No source names a fixed version.
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of "user" requests to the control port 5003, as demonstrated using the blast TCP stress tester.
Exploit likelihood
What each source reports
NVD Score used
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of "user" requests to the control port 5003, as demonstrated using the blast TCP stress tester.
- Record
CVE-2003-0556- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of "user" requests to the control port 5003, as demonstrated using the blast TCP stress tester.
- Record
CVE-2003-0556- Updated
- 2026-11-02
EUVDEUVD-2003-0550 No score
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of "user" requests to the control port 5003, as demonstrated using the blast TCP stress tester.
- Record
EUVD-2003-0550- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pcqp-c29m-vvc7 No score
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of...
Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of "user" requests to the control port 5003, as demonstrated using the blast TCP stress tester.
- Record
GHSA-pcqp-c29m-vvc7- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |