Vulnerability Details : CVE-2014-5386
The mcrypt_create_iv function in hphp/runtime/ext/mcrypt/ext_mcrypt.cpp in Facebook HipHop Virtual Machine (HHVM) before 3.3.0 does not seed the random number generator, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by leveraging the use of a single initialization vector.
Products affected by CVE-2014-5386
- cpe:2.3:a:facebook:hiphop_virtual_machine:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-5386
0.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 45 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-5386
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2014-5386
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-5386
-
https://github.com/facebook/hhvm/commit/ab6fdeb84fb090b48606b6f7933028cfe7bf3a5e
Fix mcrypt_create_iv(..., MCRYPT_RAND) to auto-seed RNG · facebook/hhvm@ab6fdeb · GitHub
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