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6.8
CVSSv2

CVE-2018-12293

Published: 19/06/2018 Updated: 24/08/2020
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 685
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
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Vulnerability Summary

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.

Vulnerability Trend

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canonical ubuntu linux 16.04

canonical ubuntu linux 18.04

canonical ubuntu linux 17.10

webkitgtk webkitgtk\\+

wpewebkit wpe webkit

Vendor Advisories

Ubuntu Security Notice: webkit2gtk vulnerabilities
Several security issues were fixed in WebKitGTK+ ...

Exploits

Exploit DB: WebkitGTK+ 2.20.3 - 'ImageBufferCairo::getImageData()' Buffer Overflow (PoC)
# Exploit Title: WebkitGTK+ 2203 - 'ImageBufferCairo::getImageData()' Buffer Overflow (PoC) # Date: 2018-08-15 # Exploit Author: PeregrineX # Vendor Homepage: webkitgtkorg/ & webkitorg/wpe/ # Software Link: webkitgtkorg/releases/ & wpewebkitorg/releases/ # Version: <2203 (GTK+) <2201 (WPE) # T ...
Exploit DB: WebkitGTK+ 2.20.3 ImageBufferCairo::getImageData() Buffer Overflow
WebkitGTK+ version 2203 ImageBufferCairo::getImageData() buffer overflow proof of concept exploit ...

References

CWE-787CWE-190https://usn.ubuntu.com/3687-1/https://trac.webkit.org/changeset/232618https://bugs.webkit.org/show_bug.cgi?id=186384http://www.openwall.com/lists/oss-security/2018/06/14/1http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.htmlhttps://www.exploit-db.com/exploits/45205/http://www.securityfocus.com/archive/1/542087/100/0/threadedhttps://security.gentoo.org/glsa/201808-04https://nvd.nist.govhttps://usn.ubuntu.com/3687-1/https://www.exploit-db.com/exploits/45205/
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
deserializationCVE-2024-4040cross-site scriptingCVE-2023-25790CVE-2024-2961XML external entityCVE-2024-26926CVE-2024-32806CVE-2024-32711
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