Vulnerability Monitor

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CVE-2018-12293

The getImageData function in the ImageBufferCairo class in WebCore/platform/graphics/cairo/ImageBufferCairo.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.3 and WPE WebKit prior to version 2.20.1, is vulnerable to a heap-based buffer overflow triggered by an integer overflow, which could be abused by crafted HTML content.

Published

2018-06-19T21:29:00.957

Last Modified

2024-11-21T03:44:54.833

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 8.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-190
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	17.10	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Application	webkitgtk	webkitgtk\+	< 2.20.3	Yes
Application	wpewebkit	wpe_webkit	< 2.20.1	Yes

References

http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html Third Party Advisory, VDB Entry ([email protected])
http://www.openwall.com/lists/oss-security/2018/06/14/1 Mailing List, Technical Description ([email protected])
http://www.securityfocus.com/archive/1/542087/100/0/threaded ([email protected])
https://bugs.webkit.org/show_bug.cgi?id=186384 Permissions Required, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/201808-04 ([email protected])
https://trac.webkit.org/changeset/232618 Patch, Third Party Advisory, Vendor Advisory ([email protected])
https://usn.ubuntu.com/3687-1/ Third Party Advisory ([email protected])
https://www.exploit-db.com/exploits/45205/ ([email protected])
http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2018/06/14/1 Mailing List, Technical Description (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/542087/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.webkit.org/show_bug.cgi?id=186384 Permissions Required, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201808-04 (af854a3a-2127-422b-91ae-364da2661108)
https://trac.webkit.org/changeset/232618 Patch, Third Party Advisory, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3687-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/45205/ (af854a3a-2127-422b-91ae-364da2661108)