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Description

A vulnerability has been found in FRRouting FRR up to 10.5.1. This affects the function process_type2_route of the file bgpd/bgp_evpn.c of the component EVPN Type-2 Route Handler. The manipulation leads to improper access controls. The attack can be initiated remotely. The attack is considered to have high complexity. The exploitability is reported as difficult. The identifier of the patch is 7676cad65114aa23adde583d91d9d29e2debd045. To fix this issue, it is recommended to deploy a patch.

PUBLISHED Reserved 2026-03-29 | Published 2026-03-30 | Updated 2026-03-30 | Assigner VulDB




LOW: 2.3CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
MEDIUM: 4.2CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C
MEDIUM: 4.2CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C
3.6AV:N/AC:H/Au:S/C:N/I:P/A:P/E:ND/RL:OF/RC:C

Problem types

Improper Access Controls

Incorrect Privilege Assignment

Product status

10.5.0
affected

10.5.1
affected

Timeline

2026-03-29:Advisory disclosed
2026-03-29:VulDB entry created
2026-03-29:VulDB entry last update

Credits

rensiru (VulDB User) reporter

References

vuldb.com/vuln/354132 (VDB-354132 | FRRouting FRR EVPN Type-2 Route bgp_evpn.c process_type2_route access control) vdb-entry technical-description

vuldb.com/vuln/354132/cti (VDB-354132 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/780123 (Submit #780123 | FRRouting FRR 10.5.1 Improper Input Validation) third-party-advisory

github.com/FRRouting/frr/pull/21098 issue-tracking patch

github.com/...ommit/7676cad65114aa23adde583d91d9d29e2debd045 patch

github.com/FRRouting/frr/ product

cve.org (CVE-2026-5107)

nvd.nist.gov (CVE-2026-5107)

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