Vulnerability Details : CVE-2014-3951
The HZ module in the iconv implementation in FreeBSD 10.0 before p6 and NetBSD allows context-dependent attackers to cause a denial of service (NULL pointer dereference) via a crafted argument to the iconv_open function. NOTE: this issue was SPLIT per ADT2 due to different vulnerability types. CVE-2014-5384 is used for the NULL pointer dereference.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-3951
Probability of exploitation activity in the next 30 days: 0.29%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 64 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-3951
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
References for CVE-2014-3951
-
http://mail-index.netbsd.org/source-changes/2014/06/24/msg055822.html
CVS commit: src/lib/libc/citrus
-
http://www.freebsd.org/security/advisories/FreeBSD-SA-14:15.iconv.asc
Vendor Advisory
-
http://www.securitytracker.com/id/1030458
FreeBSD Memory Errors in iconv(3) Let Remote Users Deny Service - SecurityTracker
Products affected by CVE-2014-3951
- cpe:2.3:o:freebsd:freebsd:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*