VOICEYE WSActiveBridgeES versions prior to 2.1.0.3 contains a stack-based buffer overflow vulnerability caused by improper bound checking parameter given by attack. It finally leads to a stack-based buffer overflow via access to crafted web page.
Published 2021-02-24 17:15:16
Updated 2021-03-02 14:48:30
Source KrCERT/CC
View at NVD,   CVE.org
Vulnerability category: OverflowMemory Corruption

Products affected by CVE-2020-7836

Exploit prediction scoring system (EPSS) score for CVE-2020-7836

0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-7836

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1.8
5.9
NIST
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1.8
5.9
KrCERT/CC

CWE ids for CVE-2020-7836

  • A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
    Assigned by: vuln@krcert.or.kr (Secondary)
  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-7836

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