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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 2.25% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- digia/qt · webkit/webkit
- Source
- product-security@apple.com
References
- 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/40557Vendor Advisory
- http://secunia.com/advisories/41856Vendor Advisory
- http://secunia.com/advisories/43068Vendor Advisory
- 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/2010/1801Vendor Advisory
- 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/40557Vendor Advisory
- http://secunia.com/advisories/41856Vendor Advisory
- http://secunia.com/advisories/43068Vendor Advisory
- 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/2010/1801Vendor Advisory
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.