Medium severity · published Dec 12, 2023
CVE-2023-49992
Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Overflow via the function RemoveEnding at dictionary.c
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Overflow via the function RemoveEnding at dictionary.c.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
Espeak-ng · Espeak-ng
1.52 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-49992
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-49992
Exploit
https://github.com/espeak-ng/espeak-ng/issues/1827
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/
lists.debian.org
https://lists.debian.org/debian-lts-announce/2025/05/msg00050.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/
More from Espeak-ng
7.5
CVE-2023-4990
Directory traversal vulnerability in MCL-Net versions prior to 4.6 Update Package (P01) may allow attackers to read arbitrary files
5.5
CVE-2023-49994
Espeak-ng 1.52-dev was discovered to contain a Floating Point Exception via the function PeaksToHarmspect at wavegen.c
5.3
CVE-2023-49993
Espeak-ng 1.52-dev was discovered to contain a Buffer Overflow via the function ReadClause at readclause.c
5.3
CVE-2023-49991
Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Underflow via the function CountVowelPosition at synthdata.c
5.3
CVE-2023-49990
Espeak-ng 1.52-dev was discovered to contain a buffer-overflow via the function SetUpPhonemeTable at synthdata.c