Vulnerability Report

CVE-2018-12293

Title: Webkitgtk Webkitgtk\+ Memory Corruption

Memory Corruption

Proof Of Concept

PoC Available for CVE-2018-12293

CWE Category CWE-190
Published Date Jun 19, 2018
Modified Date Nov 21, 2024
Exploit Status Available
Score 8.8 CVSS v3.0
Exploit Probability (EPSS)
39.00%

Vulnerability Summary

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.

Impacted Vendors

W
wpewebkit 1
W
webkit 1
W
webkitgtk 1

Reference Links

http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html http://www.openwall.com/lists/oss-security/2018/06/14/1 http://www.securityfocus.com/archive/1/542087/100/0/threaded https://bugs.webkit.org/show_bug.cgi?id=186384 https://security.gentoo.org/glsa/201808-04 https://trac.webkit.org/changeset/232618 https://usn.ubuntu.com/3687-1/ https://www.exploit-db.com/exploits/45205/ http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html http://www.openwall.com/lists/oss-security/2018/06/14/1 http://www.securityfocus.com/archive/1/542087/100/0/threaded https://bugs.webkit.org/show_bug.cgi?id=186384 https://security.gentoo.org/glsa/201808-04 https://trac.webkit.org/changeset/232618 https://usn.ubuntu.com/3687-1/ https://www.exploit-db.com/exploits/45205/
CVSS v3.0
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-12293 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/45205
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.