Vulnerability · Published Oct 22, 2024 · Assigned by mitre
CVE-2024-42643
High 7.5
In plain English
A high-severity integer overflow in the smartdns package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 52.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Integer Overflow in fast_ping.c in SmartDNS Release46 allows remote attackers to cause a Denial of Service via misaligned memory access.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | smartdns | no fix listed | DEBIAN-CVE-2024-42643 |
| Debian:13 | smartdns | no fix listed | DEBIAN-CVE-2024-42643 |
| Debian:14 | smartdns | no fix listed | DEBIAN-CVE-2024-42643 |
| Ubuntu:25.10 | smartdns | no fix listed | UBUNTU-CVE-2024-42643 |
| Ubuntu:26.04:LTS | smartdns | no fix listed | UBUNTU-CVE-2024-42643 |
| Ubuntu:26.10 | smartdns | no fix listed | UBUNTU-CVE-2024-42643 |
Affected products (as reported)
Weakness: CWE-190 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H