Vulnerability Details : CVE-2016-5636

Integer overflow in the get_data function in zipimport.c in CPython (aka Python) before 2.7.12, 3.x before 3.4.5, and 3.5.x before 3.5.2 allows remote attackers to have unspecified impact via a negative data size value, which triggers a heap-based buffer overflow.
Vulnerability category: Overflow
Published 2016-09-02 14:59:06
Updated 2019-02-09 11:29:01
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2016-5636

Top countries where our scanners detected CVE-2016-5636
Top open port discovered on systems with this issue 8123
IPs affected by CVE-2016-5636 133,754
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2016-5636!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2016-5636

Probability of exploitation activity in the next 30 days: 2.77%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 89 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2016-5636

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
10.0
 HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
 nvd@nist.gov
9.8
 CRITICAL CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 nvd@nist.gov

CWE ids for CVE-2016-5636

  • The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2016-5636

Products affected by CVE-2016-5636

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