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Vulnerability record · CVE-2024-25004 · published 9 February 2024

CVE-2024-25004: 9bis kitty out-of-bounds write vulnerability

9bis · Kitty

KiTTY versions 0.76.1.13 and before is vulnerable to a stack-based buffer overflow via the username, occurs due to insufficient bounds checking and input sanitization (at line 2600). This allows an attacker to overwrite adjacent memory, which leads to arbitrary code execution.

7.8 CVSS 3.1 High EPSS 1.8% · top 22.7% CWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 6 tagged exploit
17 Jun 2026Last modified by NVD

Description

KiTTY versions 0.76.1.13 and before is vulnerable to a stack-based buffer overflow via the username, occurs due to insufficient bounds checking and input sanitization (at line 2600). This allows an attacker to overwrite adjacent memory, which leads to arbitrary code execution.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/177031/KiTTY-0.76.1.13-Command-Injection.html
http://packetstormsecurity.com/files/177032/KiTTY-0.76.1.13-Buffer-Overflows.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2024/Feb/13 ExploitMailing List
http://seclists.org/fulldisclosure/2024/Feb/14 ExploitMailing List
https://blog.defcesco.io/CVE-2024-25003-CVE-2024-25004 ExploitThird Party Advisory
http://packetstormsecurity.com/files/177031/KiTTY-0.76.1.13-Command-Injection.html
http://packetstormsecurity.com/files/177032/KiTTY-0.76.1.13-Buffer-Overflows.html Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2024/Feb/13 ExploitMailing List
http://seclists.org/fulldisclosure/2024/Feb/14 ExploitMailing List
https://blog.defcesco.io/CVE-2024-25003-CVE-2024-25004 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-25004), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.