Home/CVE/The packet-reassembly implementation in Cisco IOS XE 3.13S and earlier allows remote attackers to cause a denial of serv
CVE

CVE-2015-4293

The packet-reassembly implementation in Cisco IOS XE 3.13S and earlier allows remote attackers to cause a denial of serv

The packet-reassembly implementation in Cisco IOS XE 3.13S and earlier allows remote attackers to cause a denial of service (CPU consumption or packet loss) via fragmented (1) IPv4 or (2) IPv6 packets that trigger ATTN-3-SYNC_TIMEOUT errors after reassembly failures, aka Bug ID CSCuo37957.

MEDIUM · CVSS 5 EPSS 0.00474
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
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Affected Products & Versions

1
cisco ios xeall versions
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Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · psirt@cisco.com
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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published to NVD30 Jul 2015 · 02:59 PM
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://tools.cisco.com/security/center/viewAlert.x?alertId=40215Vendor Advisory
http://www.securitytracker.com/id/1033122
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