Vulnerability Details : CVE-2018-7889
Potential exploit
gui2/viewer/bookmarkmanager.py in Calibre 3.18 calls cPickle.load on imported bookmark data, which allows remote attackers to execute arbitrary code via a crafted .pickle file, as demonstrated by Python code that contains an os.system call.
Vulnerability category: Execute code
Products affected by CVE-2018-7889
- cpe:2.3:a:calibre-ebook:calibre:3.18.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7889
3.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7889
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-7889
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-7889
-
https://bugs.launchpad.net/calibre/+bug/1753870
Bug #1753870 “Code Execution in Calibre as a resut of the use of...” : Bugs : calibreExploit;Third Party Advisory
-
https://github.com/kovidgoyal/calibre/commit/aeb5b036a0bf657951756688b3c72bd68b6e4a7d
E-book viewer: Change the file format used to import/export bookmarks… · kovidgoyal/calibre@aeb5b03 · GitHubPatch
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