Is CVE-2023-47234 in the CISA KEV catalog?

No. CVE-2023-47234 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-47234?

CVE-2023-47234 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-47234?

CVE-2023-47234 has an EPSS score of 0.91% (56th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-47234?

Upgrade frr on debian 11 to 7.5.1-1.1+deb11u3 or later. Fixes are available for 10 affected products.

CVE & CISA-KEV Catalog

CVE-2023-47234

HIGH

7.5

CVSS v3

NVD

Description

An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when processing a crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute and additional NLRI data (that lacks mandatory path attributes).

How to fix

Remediation Available

frrDebian

Fixed in:7.5.1-1.1+deb11u3CVE-2023-47234

Fixed in:9.1-0.1CVE-2023-47234

frrRocky

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

frrRed Hat / RHEL

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

frr-debuginfoRocky

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

frr-debuginfoRed Hat / RHEL

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

frr-debugsourceRocky

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

frr-debugsourceRed Hat / RHEL

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:7.5-11.el8_6.7RHSA-2024:1113

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

Fixed in:0:8.0-5.el9_0.3RHSA-2024:1152

frr-selinuxRed Hat / RHEL

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

frr-selinuxRocky

Fixed in:0:7.5.1-13.el8_9.3RHSA-2024:0130

Fixed in:0:7.5.1-7.el8_8.5RHSA-2024:0574

Fixed in:0:8.3.1-5.el9_2.4RHSA-2024:1093

Fixed in:0:8.3.1-11.el9_3.2RHSA-2024:0477

frrUbuntu

Fixed in:7.2.1-1ubuntu0.2+esm2USN-6807-1

Fixed in:8.1-1ubuntu1.8USN-6498-1

Fixed in:8.4.2-1ubuntu1.6USN-6498-1

Fixed in:8.4.4-1.1ubuntu1.2USN-6498-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.91%probability of exploitation in 30 days

56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Patch1

github.com

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-04.