Vulnerability Monitor

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CVE-2016-7544

Crypto++ 5.6.4 incorrectly uses Microsoft's stack-based _malloca and _freea functions. The library will request a block of memory to align a table in memory. If the table is later reallocated, then the wrong pointer could be freed.

Published

2017-01-30T21:59:01.160

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	cryptopp	crypto\+\+	5.6.4	Yes
Operating System	microsoft	windows	*	No

References

http://www.openwall.com/lists/oss-security/2016/09/23/5 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/09/23/9 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/93164 Third Party Advisory, VDB Entry ([email protected])
https://github.com/weidai11/cryptopp/issues/302 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://www.cryptopp.com/release565.html Release Notes, Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/09/23/5 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/09/23/9 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/93164 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/weidai11/cryptopp/issues/302 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.cryptopp.com/release565.html Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)