Debian update for frr



| Updated: 2023-06-08
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-37032
CWE-ID CWE-125
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

frr (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU67277

Risk: Medium

CVSSv4.0: 2.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2022-37032

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition when processing BGP messages. A remote attacker can send specially crafted BGP messages to the system, trigger an out-of-bounds read error and read contents of memory on the system or crash the BGP daemon.

Mitigation

Update frr package to version 7.5.1-1.1+deb11u1.

Vulnerable software versions

Debian Linux: All versions

frr (Debian package): before 7.5.1-1.1+deb11u1

CPE2.3 External links

https://www.debian.org/security/2023/dsa-5362


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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