Vulnerability Report

CVE-2010-1766

Title: Webkit Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2010-1766.

CWE Category CWE-189

Published Date Jul 22, 2010

Modified Date Apr 29, 2026

Exploit Status Not Found

Score 7.5 CVSS v2.0

Exploit Probability (EPSS)

2.32%

Vulnerability Summary

CVE-2010-1766: Off-by-one error in the WebSocketHandshake::readServerHandshake function in websockets/WebSocketHandshake.cpp in WebCore in WebKit before r56380, as used in Qt and other products, allows remote websockets servers to cause a denial of service (memory corruption) or possibly have unspecified other impact via an upgrade header that is long and invalid.

Impacted Vendors

trolltech 1

webkit 1

digia 1

Reference Links

http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044023.html http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044031.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/40557 http://secunia.com/advisories/41856 http://secunia.com/advisories/43068 http://trac.webkit.org/changeset/56380 http://www.mandriva.com/security/advisories?name=MDVSA-2011:039 http://www.ubuntu.com/usn/USN-1006-1 http://www.vupen.com/english/advisories/2010/1801 http://www.vupen.com/english/advisories/2010/2722 http://www.vupen.com/english/advisories/2011/0212 http://www.vupen.com/english/advisories/2011/0552 https://bugs.webkit.org/show_bug.cgi?id=36339 https://bugzilla.redhat.com/show_bug.cgi?id=596494 http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044023.html http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044031.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/40557 http://secunia.com/advisories/41856 http://secunia.com/advisories/43068 http://trac.webkit.org/changeset/56380 http://www.mandriva.com/security/advisories?name=MDVSA-2011:039 http://www.ubuntu.com/usn/USN-1006-1 http://www.vupen.com/english/advisories/2010/1801 http://www.vupen.com/english/advisories/2010/2722 http://www.vupen.com/english/advisories/2011/0212 http://www.vupen.com/english/advisories/2011/0552 https://bugs.webkit.org/show_bug.cgi?id=36339 https://bugzilla.redhat.com/show_bug.cgi?id=596494

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2010-1766 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

July 22, 2010 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Stack

No specific products linked.