Vulnerability Details : CVE-2016-3995
The timing attack protection in Rijndael::Enc::ProcessAndXorBlock and Rijndael::Dec::ProcessAndXorBlock in Crypto++ (aka cryptopp) before 5.6.4 may be optimized out by the compiler, which allows attackers to conduct timing attacks.
Vulnerability category: Information leak
Products affected by CVE-2016-3995
- cpe:2.3:a:cryptopp:crypto\+\+:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-3995
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-3995
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-3995
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-3995
-
http://www.openwall.com/lists/oss-security/2016/04/11/2
oss-security - Re: CVE request: libcrypto++ - Timing Attack Counter MeasureMailing List;Patch;Third Party Advisory
-
https://github.com/weidai11/cryptopp/issues/146
Timing Attack Counter Measure AES · Issue #146 · weidai11/cryptopp · GitHubIssue Tracking;Patch;Third Party Advisory
-
http://www.securityfocus.com/bid/85975
Crypto++ CVE-2016-3995 Information Disclosure VulnerabilityThird Party Advisory;VDB Entry
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