Vulnerability · Published Jan 2, 2024 · Assigned by mitre
CVE-2023-49551
High 7.5
In plain English
A high-severity improper input validation in the openvlbi package (Ubuntu). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 55% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.8%top 44.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An issue in Cesanta mjs 2.20.0 allows a remote attacker to cause a denial of service via the mjs_op_json_parse function in the msj.c file.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | openvlbi | no fix listed | UBUNTU-CVE-2023-49551 |
| Ubuntu:24.04:LTS | openvlbi | no fix listed | UBUNTU-CVE-2023-49551 |
| Ubuntu:25.10 | openvlbi | no fix listed | UBUNTU-CVE-2023-49551 |
| Ubuntu:26.04:LTS | openvlbi | no fix listed | UBUNTU-CVE-2023-49551 |
| Ubuntu:26.10 | openvlbi | no fix listed | UBUNTU-CVE-2023-49551 |
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H