Low severity · published May 7, 2025
CVE-2025-1400
Out-of-bounds Read in libplctag library
3.1
CVSS
0.2%
EPSS
No
On KEV
Description
Out-of-bounds Read vulnerability in unpack_response (conn.c) in libplctag from 2.0 through 2.6.3 allows Overread Buffers via network.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
libplctag · libplctag
2.0 through 2.6.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-1400
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-1400
www.nozominetworks.com
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-1400
More from libplctag
3.1
CVE-2025-1399
Out-of-bounds Read in libplctag library