Vulnerability Details : CVE-2019-20202

An issue was discovered in ezXML 0.8.3 through 0.8.6. The function ezxml_char_content() tries to use realloc on a block that was not allocated, leading to an invalid free and segmentation fault.
Published 2019-12-31 21:15:12
Updated 2020-01-06 20:53:32
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Exploit prediction scoring system (EPSS) score for CVE-2019-20202

EPSS FAQ
0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-20202

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
 MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P
8.6
2.9
 NIST
6.5
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
2.8
3.6
 NIST

CWE ids for CVE-2019-20202

  • The product attempts to return a memory resource to the system, but it calls the wrong release function or calls the appropriate release function incorrectly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-20202

Products affected by CVE-2019-20202

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