FRRouting FRR up to 8.4.2 bgpd/bgp_flowspec.c exceptional condition

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in FRRouting FRR up to 8.4.2. This vulnerability affects unknown code of the file bgpd/bgp_flowspec.c. The manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2023-38406. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in FRRouting FRR up to 8.4.2. It has been rated as problematic. This issue affects an unknown functionality of the file bgpd/bgp_flowspec.c. Using CWE to declare the problem leads to CWE-755. The product does not handle or incorrectly handles an exceptional condition. The impact remains unknown. The summary by CVE is:

bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."

The weakness was released 11/06/2023. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-38406 since 07/17/2023. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 212585 (SUSE SLES15 / openSUSE 15 Security Update : frr (SUSE-SU-2024:4090-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 8.4.3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (212585). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Exceptional condition
CWE: CWE-755
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 212585
Nessus Name: SUSE SLES15 / openSUSE 15 Security Update : frr (SUSE-SU-2024:4090-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: FRR 8.4.3
Patch: github.com

Timelineinfo

07/17/2023 🔍
11/06/2023 +112 days 🔍
11/06/2023 +0 days 🔍
12/12/2024 +402 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2023-38406 (🔍)
GCVE (CVE): GCVE-0-2023-38406
GCVE (VulDB): GCVE-100-244511

Entryinfo

Created: 11/06/2023 07:35
Updated: 12/12/2024 08:49
Changes: 11/06/2023 07:35 (40), 12/02/2023 09:44 (12), 12/12/2024 08:49 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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