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Fencer Intel
medium 5.1

CVE-2025-25527 json

Buffer overflow vulnerability in Ruijie RG-NBR2600S Gateway 10.3(4b12) due to the lack of length verification, which is related to the conf…

published last yr. modified 4mo ago also EUVD-2025-4125

cvss
5.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

Buffer overflow vulnerability in Ruijie RG-NBR2600S Gateway 10.3(4b12) due to the lack of length verification, which is related to the configuration of source address NAT rules. Attackers who successfully exploit this vulnerability can cause the remote target device to crash or execute arbitrary commands.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA 3.1 5.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.