Vulnerability Details : CVE-2018-11593
Espruino before 1.99 allows attackers to cause a denial of service (application crash) and potential Information Disclosure with a user crafted input file via a Buffer Overflow during syntax parsing because strncpy is misused in jslex.c.
Vulnerability category: OverflowMemory CorruptionDenial of serviceInformation leak
Exploit prediction scoring system (EPSS) score for CVE-2018-11593
Probability of exploitation activity in the next 30 days: 0.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 27 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-11593
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:P |
8.6
|
4.9
|
NIST |
7.1
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |
1.8
|
5.2
|
NIST |
CWE ids for CVE-2018-11593
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The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-11593
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https://github.com/espruino/Espruino/files/2019228/eh_0.txt
Exploit;Vendor Advisory
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https://github.com/espruino/Espruino/commit/bed844f109b6c222816740555068de2e101e8018
remove strncpy usage as it's effectively useless, replace with an ass… · espruino/Espruino@bed844f · GitHubPatch;Vendor Advisory
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https://github.com/espruino/Espruino/issues/1426
stack buffer overflows during exception handling · Issue #1426 · espruino/Espruino · GitHubIssue Tracking;Vendor Advisory
Products affected by CVE-2018-11593
- cpe:2.3:o:espruino:espruino:*:*:*:*:*:*:*:*