CVE-2018-12293

28Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 11%

from disclosure to weapon58 days

Published on NVDJun 19

1st PoC+58d

exploitation probability

11%top 5% of all CVEs

observed exploitation

nono source reports it

3 public exploit(s)

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.

Affected products

n/a · n/a

public PoCs found — 3

cve_referencepacketstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.htmlunverified cve_referencewww.exploit-db.com/exploits/45205/unverified exploitdbwww.exploit-db.com/exploits/45205unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html 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://www.openwall.com/lists/oss-security/2018/06/14/1 http://www.securityfocus.com/archive/1/542087/100/0/threaded