FRRouting up to 9.1 OSPF LSA Packet ospfd/ospf_te.c ospf_te_parse_te denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in FRRouting up to 9.1. This affects the function ospf_te_parse_te of the file ospfd/ospf_te.c of the component OSPF LSA Packet Handler. Executing a manipulation can lead to denial of service. The identification of this vulnerability is CVE-2024-27913. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in FRRouting up to 9.1. It has been declared as problematic. This vulnerability affects the function ospf_te_parse_te of the file ospfd/ospf_te.c of the component OSPF LSA Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

ospf_te_parse_te in ospfd/ospf_te.c in FRRouting (FRR) through 9.1 allows remote attackers to cause a denial of service (ospfd daemon crash) via a malformed OSPF LSA packet, because of an attempted access to a missing attribute field.

The weakness was shared 02/28/2024. The advisory is shared for download at github.com. This vulnerability was named CVE-2024-27913. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

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.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the databases at Tenable (212585) and EUVD (EUVD-2024-25104). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

02/28/2024 🔍
02/28/2024 +0 days 🔍
02/28/2024 +0 days 🔍
06/14/2025 +472 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-27913 (🔍)
GCVE (CVE): GCVE-0-2024-27913
GCVE (VulDB): GCVE-100-255004
EUVD: 🔍

Entryinfo

Created: 02/28/2024 07:59
Updated: 06/14/2025 03:54
Changes: 02/28/2024 07:59 (40), 03/14/2024 23:03 (1), 12/12/2024 08:33 (17), 01/21/2025 16:07 (12), 06/14/2025 03:54 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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