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TI-2019-15684 Aliases CVE-2019-25631GHSA-j8pg-mgqw-f774

AIDA64 Business 5.99.4900 SEH Buffer Overflow via EggHunter

Priority HIGH 72CWE-787Published · 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-787 and the CVSS impact.

Summary

AIDA64 Business 5.99.4900 contains a structured exception handling buffer overflow vulnerability that allows local attackers to execute arbitrary code by overwriting SEH pointers with malicious shellcode. Attackers can inject egg hunter shellcode through the SMTP display name field in preferences or report wizard functionality to trigger the overflow and execute code with application privileges.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00261 18th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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
Aida64AIDA64 Business5.99.4900 #—No fix listedCNA
  • AIDA64 Business VendorAida64 Affected 5.99.4900 # Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:aida64:aida64:5.99.4900:*:*:*:business:*:*:*5.99.4900VulnerableAida64
  • cpe:2.3:a:aida64:aida64:5.99.4900:*:*:*:business:*:*:* Versions 5.99.4900 Vulnerable ·Aida64

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-25631
  2. 2026-10-03 Alias added: GHSA-j8pg-mgqw-f774

References

Exploit 1

Other 2

  • TI-2019-15686 AIDA64 Extreme 5.99.4900 SEH Buffer Overflow via EggHunter CVSS 4.0HIGH 8.6
  • TI-2019-15682 AIDA64 Extreme 5.99.4900 SEH Buffer Overflow via Logging CVSS 4.0HIGH 8.6
  • TI-2019-15413 Aida64 6.10.5200 - Buffer Overflow CVSS 4.0HIGH 8.4
  • TI-2019-05135 An issue was discovered in kerneld.sys in AIDA64 before 5.99. CVSS 3.1HIGH 7.2
  • TI-2020-13639 Buffer overflow in FinalWire Ltd AIDA64 Engineer 6.00.5100 allows attackers to execute… CVSS 3.1HIGH 7.8
  • TI-2020-19275 Everest 5.50.2100 - 'Open File' Denial of Service CVSS 4.0MEDIUM 4.6

Sources

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