Vulnerability Details : CVE-2018-20253
In WinRAR versions prior to and including 5.60, There is an out-of-bounds write vulnerability during parsing of a crafted LHA / LZH archive formats. Successful exploitation could lead to arbitrary code execution in the context of the current user.
Published
2019-02-13 01:29:00
Updated
2019-10-09 23:39:36
Vulnerability category: Memory Corruption
Products affected by CVE-2018-20253
- cpe:2.3:a:rarlab:winrar:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-20253
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 30 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-20253
| 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-2018-20253
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- cve@checkpoint.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2018-20253
-
https://research.checkpoint.com/extracting-code-execution-from-winrar/
Extracting a 19 Year Old Code Execution from WinRAR - Check Point ResearchExploit;Third Party Advisory
-
https://www.win-rar.com/whatsnew.html
WinRAR download and support: Whats NewRelease Notes;Vendor Advisory
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