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Unrated severityNVD Advisory· Published Aug 18, 2003· Updated Jun 16, 2026

CVE-2003-0556

CVE-2003-0556

Description

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.

Affected products

5
  • Polycom/Mgc 100
    cpe:2.3:h:polycom:mgc-100:*:*:*:*:*:*:*:*
  • Polycom/Mgc 253 versions
    cpe:2.3:h:polycom:mgc-25:5.51.211:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:h:polycom:mgc-25:5.51.211:*:*:*:*:*:*:*
    • cpe:2.3:h:polycom:mgc-25:5.51.21:*:*:*:*:*:*:*
    • (no CPE)
  • Polycom/Mgc 50
    cpe:2.3:h:polycom:mgc-50:*:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

2

News mentions

0

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