Espeak Ng
CVE-2023-4990
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Lifecycle Timeline
1DescriptionNVD
Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files.
AnalysisAI
Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files. Affected products include: Espeak-Ng Espeak Ng, Mcl-Collection Mcl-Net Firmware. Version information: prior to 4.6.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.
Espeak-ng 1.52-dev was discovered to contain a Floating Point Exception via the function PeaksToHarmspect at wavegen.c.
Espeak-ng 1.52-dev was discovered to contain a Buffer Overflow via the function ReadClause at readclause.c. Rated medium
Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Overflow via the function RemoveEnding at dictionary.c. Rate
Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Underflow via the function CountVowelPosition at synthdata.c
Espeak-ng 1.52-dev was discovered to contain a buffer-overflow via the function SetUpPhonemeTable at synthdata.c. Rated
Same weakness CWE-22 – Path Traversal
View allSame technique Path Traversal
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External POC / Exploit Code
Leaving vuln.today