Vulnerability Details : CVE-2018-12911
WebKitGTK+ 2.20.3 has an off-by-one error, with a resultant out-of-bounds write, in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c.
Vulnerability category: Memory Corruption
Products affected by CVE-2018-12911
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:a:webkitgtk:webkitgtk\+:2.20.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-12911
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-12911
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-12911
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-12911
-
https://trac.webkit.org/changeset/233404/webkit
Changeset 233404 – WebKitPatch;Vendor Advisory
-
https://usn.ubuntu.com/3743-1/
USN-3743-1: WebKitGTK+ vulnerabilities | Ubuntu security noticesThird Party Advisory
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