Vulnerability in Cryptopp Crypto\+\+

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.

EPSS: 0.027 (84.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2016-7544?
CVE-2016-7544 is a high-severity vulnerability in Cryptopp Crypto\+\+, classified under CWE-399. CVSS score: 7.5/10. Published 2017-01-30.
How severe is CVE-2016-7544?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-7544 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.