CVE-2025-34127
9.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
A stack-based buffer overflow exists in Achat v0.150 in its default configuration. By sending a specially crafted message to the UDP port 9256, an attacker can overwrite the structured exception handler (SEH) due to insufficient bounds checking on user-supplied input leading to remote code execution.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Achat Software | Achat Chat Server | 0.150 | affected |
Weaknesses
- CWE-121: CWE-121 Stack-based Buffer Overflow
- CWE-94: CWE-94 Improper Control of Generation of Code ('Code Injection')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: yes
- Technical Impact: total
References
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/misc/achat_bof.rb
- https://www.vulncheck.com/advisories/achat-seh-buffer-overflow
- https://www.exploit-db.com/exploits/36056
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