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The vulnerability of Cisco IOS XE routers of the Cisco ASR 903, related to discrepancies in memory management procedures, allows attackers to trigger a service failure.

🗓️ 27 Aug 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 1 Views

Cisco IOS XE ASR 903 memory management discrepancy can cause remote service interruption.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Cisco		Cisco IOS XE Software for Cisco ASR 903 Aggregation Services Routers ARP Denial of Service Vulnerability
7 May 202516:00
–cisco
CNNVD		Cisco IOS XE 安全漏洞
7 May 202500:00
–cnnvd
CVE		CVE-2025-20189
7 May 202517:35
–cve
Cvelist		CVE-2025-20189
7 May 202517:35
–cvelist
EUVD		EUVD-2025-13902
3 Oct 202520:07
–euvd
NCSC		Vulnerabilities fixed in Cisco IOS XE Software
8 May 202508:43
–ncsc
NVD		CVE-2025-20189
7 May 202518:15
–nvd
OSV		CVE-2025-20189
7 May 202518:15
–osv
Positive Technologies		PT-2025-20261 · Cisco · Cisco Ios Xe
7 May 202500:00
–ptsecurity
RedhatCVE		CVE-2025-20189
9 May 202518:08
–redhatcve
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27 Aug 2025 00:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 26.1
CVSS 37.4
EPSS0.00204
Ciscomemory managementremote exploitationservice interruptionasr 903
1