CVE-2009-20007
Published: 16 September 2025
Summary
CVE-2009-20007 is a critical-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Githubusercontent (inferred from references). Its CVSS base score is 9.3 (Critical).
Operationally, ranked in the top 1.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2009-5125
Vulnerability details
Talkative IRC v0.4.4.16 is vulnerable to a stack-based buffer overflow when processing specially crafted response strings sent to a connected client. An attacker can exploit this flaw by sending an overly long message that overflows a fixed-length buffer, potentially leading…
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to arbitrary code execution in the context of the vulnerable process. This vulnerability is exploitable remotely and does not require authentication.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.