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TI-2018-15657 Aliases CVE-2018-25432GHSA-764q-295c-4pqc

Arm Whois 3.11 Buffer Overflow via ASLR Bypass

Priority LOW 38CWE-120Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

Arm Whois 3.11 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by overwriting the structured exception handler. Attackers can craft a malicious input file with a 672-byte offset to overwrite the nSEH and SEH pointers, enabling code execution through exception handler hijacking.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00162 5th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ArmcodeArm Whois3.11—No fix listedCNA
  • Arm Whois VendorArmcode Affected 3.11 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-25432
  2. 2026-10-03 Alias added: GHSA-764q-295c-4pqc

References

Exploit 1

Other 2

  • TI-2018-15648 Arm Whois 3.11 Denial of Service via Buffer Overflow CVSS 4.0MEDIUM 6.9
  • TI-2018-15652 Arm Whois 3.11 Buffer Overflow via SEH Overwrite CVSS 4.0CRITICAL 9.3
  • TI-2018-13780 Adult Filter 1.0 has a Buffer Overflow via a crafted Black Domain List file. CVSS 3.0HIGH 7.8
  • TI-2024-01109 Armcode AlienIP Locate Host denial of service CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences