Vulnerability Details : CVE-2017-12940
libunrar.a in UnRAR before 5.5.7 has an out-of-bounds read in the EncodeFileName::Decode call within the Archive::ReadHeader15 function.
Products affected by CVE-2017-12940
- cpe:2.3:a:rarlab:unrar:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-12940
0.47%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-12940
| 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-2017-12940
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-12940
-
http://seclists.org/oss-sec/2017/q3/290
oss-sec: UnRAR: directory traversal + memory safety bugsExploit;Mailing List;Third Party Advisory
-
https://security.gentoo.org/glsa/201709-24
RAR, UnRAR: Multiple vulnerabilities (GLSA 201709-24) — Gentoo security
-
https://kc.mcafee.com/corporate/index?page=content&id=SB10241
McAfee Security Bulletin - Web Gateway update fixes several vulnerabilities (CVE-2018-6667, CVE-2018-1124, CVE-2017-12940, CVE-2017-12941, and CVE-2017-12942)
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