Dashboard / CVE-2025-61101

CVE-2025-61101

HIGH
MEDIUM Priority: 0.04 BB Relevance: 75/100
Published: 2025-10-27 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: None
I: None
A: High

Description

FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_ext_link_rmt_itf_addr function at ospf_ext.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted OSPF packet.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
frrouting frrouting 4.0 – 10.4.1

References & Advisories (4)

https://github.com/FRRouting/frr/pull/19480
Issue Tracking Third Party Advisory
https://github.com/FRRouting/frr/issues/19471
Exploit Issue Tracking Third Party Advisory

Bug Bounty Relevance

75 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

7.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.50%
Raw Score 0.004970
Percentile 43.2%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00497
2026-11-13
0.00497
2026-11-12
0.00497
2026-11-10
0.00497
2026-11-09
0.00497
2026-11-08
0.00497
2026-11-07
0.00497
2026-11-06
0.00497
2026-11-05
0.00497

Intelligence Sources

nvd ref →

External Links