CVE Catalog

CVE-2009-20007

CriticalCVSS 9.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.40%

71th percentile - higher than 71% of all known CVEs

Summary

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.

Risk Assessment

The vulnerability is remotely exploitable without authentication, potentially allowing an attacker to execute arbitrary code on the victim's machine. This can result in full system compromise.

Recommendation

Update Talkative IRC to a newer version or discontinue use of the vulnerable version. If updating is not possible, restrict network access to the IRC client.

Related vulnerabilities

Original NVD description (English source)

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 data from NVD (NIST) · CISA KEV · EPSS