Breaches and incidentsBriefChecked against a primary source

Joint advisory AA26-194A: FSB Center 16 targeting routers via SNMP and Cisco Smart Install

NSA, CISA, FBI, DC3 and 15 allied agencies attribute router targeting across communications, DIB, energy, finance, government and healthcare to Russian FSB...

Disclosed

What happened

  • NSA, CISA, FBI, DC3 and 15 allied agencies attribute router targeting across communications, DIB, energy, finance, government and healthcare to Russian FSB Center 16 (industry names include Berserk Bear, Static Tundra, Ghost Blizzard).
  • Technique: CVE-2018-0171 (Smart Install) and CVE-2008-4128 (EOL Cisco); SNMP Set-Requests with default community strings that copy configs out over TFTP; weak Type 7 / Type 0 passwords.

Live scores

Live scores

CVE-2008-4128
EPSS
0.339
likely to be attacked soon
VEDAS
0.977
strong exploit evidence
On CISA KEV
Yes, since 2026-07-13
Detection rule
None yet
EPSS (chance of attack)
10No cve-scores data 2026-02-22 to 2026-08-08no data0.1Added to CISA KEV 2026-07-13CVE-2008-4128 EPSS over time2025-042026-11-01
VEDAS (exploit evidence)
10No cve-scores data 2026-02-22 to 2026-08-08no data0.9Added to CISA KEV 2026-07-13CVE-2008-4128 VEDAS over time2025-042026-11-01

Thin horizontal line: the “likely” (EPSS 0.10) or “strong” (VEDAS 0.90) threshold. Shaded “no data” areas are periods when cve-scores did not publish. The vertical line is the day CISA added it to its exploited list.

Live scores

CVE-2018-0171
EPSS
0.995
very likely to be attacked soon
VEDAS
0.986
strong exploit evidence
On CISA KEV
Yes, since 2021-11-03
Detection rule
None yet
EPSS (chance of attack)
10No cve-scores data 2026-02-22 to 2026-08-08no data0.1CVE-2018-0171 EPSS over time2025-042026-11-01
VEDAS (exploit evidence)
10No cve-scores data 2026-02-22 to 2026-08-08no data0.9CVE-2018-0171 VEDAS over time2025-042026-11-01

Thin horizontal line: the “likely” (EPSS 0.10) or “strong” (VEDAS 0.90) threshold. Shaded “no data” areas are periods when cve-scores did not publish.

Sources

This is a brief: a short, sourced summary from our incident tracking. Full advisories add commands to check whether you are affected.