Vulnerability · Published Oct 26, 2023 · Assigned by mitre
CVE-2023-46753
Medium 5.9
In plain English
A medium-severity incorrect authorization in the frr package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.9Medium
Exploit odds (30 days)0.9%top 38.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur for a crafted BGP UPDATE message without mandatory attributes, e.g., one with only an unknown transit attribute.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | frr | 7.5.1-22.el8 | ALSA-2024:2981 |
| AlmaLinux:9 | frr | 8.5.3-4.el9 | ALSA-2024:2156 |
| AlmaLinux:8 | frr-selinux | 7.5.1-22.el8 | ALSA-2024:2981 |
| AlmaLinux:9 | frr-selinux | 8.5.3-4.el9 | ALSA-2024:2156 |
| Debian:12 | frr | no fix listed | DEBIAN-CVE-2023-46753 |
| Debian:13 | frr | 9.1-0.1 | DEBIAN-CVE-2023-46753 |
| Debian:14 | frr | 9.1-0.1 | DEBIAN-CVE-2023-46753 |
| Rocky Linux:8 | frr | 0:7.5.1-22.el8 | RLSA-2024:2981 |
| Ubuntu:22.04:LTS | frr | 8.1-1ubuntu1.7 | UBUNTU-CVE-2023-46753 |
| Ubuntu:22.04:LTS | frr | 8.1-1ubuntu1.7 | USN-6481-1 |
Affected products (as reported)
Weakness: CWE-863