Cisco finally fixes max-severity bug under active attack for weeks
ID: de5343e8-35ba-5431-82cd-915641c5913e
STIX ID: report--de5343e8-35ba-5431-82cd-915641c5913e
Feed Name: The Register (Security)
Threat Score
Cisco disclosed and patched a maximum-severity AsyncOS vulnerability (CVE-2025-20393) being actively exploited to gain root on SEG and SEWM appliances; Talos attributed the campaign to China-linked UAT-9686 and Cisco’s updates also remove persistence installed by the attackers.
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