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Unrated severityNVD Advisory· Published Feb 4, 2009· Updated Jun 16, 2026

CVE-2009-0388

CVE-2009-0388

Description

Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a denial of service (heap corruption and application crash) or possibly execute arbitrary code via a large length value in a message, related to the (a) ClientConnection::CheckBufferSize and (b) ClientConnection::CheckFileZipBufferSize functions in ClientConnection.cpp.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5
  • Tightvnc/Tightvnc2 versions
    cpe:2.3:a:tightvnc:tightvnc:1.3.9:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:tightvnc:tightvnc:1.3.9:*:*:*:*:*:*:*
    • (no CPE)range: 1.3.9
  • Ultravnc/Ultravnc3 versions
    cpe:2.3:a:ultravnc:ultravnc:1.0.2:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:ultravnc:ultravnc:1.0.2:*:*:*:*:*:*:*
    • cpe:2.3:a:ultravnc:ultravnc:1.0.5:*:*:*:*:*:*:*
    • (no CPE)range: 1.0.2, 1.0.5

Patches

Vulnerability mechanics

References

10

News mentions

0

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