Buffer overflow in Talkative Irc
CVE-2009-20007
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 to arbitrary code execution in the context of the vulnerable process. This vulnerability is exploitable remotely and does not require authentication.
Vulnerability class: Buffer Overflow
EPSS: 0.017 (74.8th percentile) — read the EPSS interpretation.
Affected products
- Talkative Irc — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (technical-description, exploit)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2009-20007?
- CVE-2009-20007 is a vulnerability in Talkative Irc, classified under Stack-based Buffer Overflow. Published 2025-09-16.
- Is CVE-2009-20007 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.