Vulnerability in Cisco iOS

CVE-2015-0708

Cisco IOS 15.4S, 15.4SN, and 15.5S and IOS XE 3.13S and 3.14S allow remote attackers to cause a denial of service (device crash) by including an IA_NA option in a DHCPv6 Solicit message on the local network, aka Bug ID CSCur29956.

Published 2015-04-29 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 6.1 (Medium). Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.007 (52.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Cisco iOS — versions 15.5(1)s, 15.4(3)sn1, 15.4(3)s
Cisco iOS Xe — versions 3.13s.0, 3.13s.1, 3.14s.0

Weakness classification (CWE)

CWE-399

References

tools.cisco.com/security/center/viewAlert.x (vendor-advisory, Vendor Advisory)
www.securitytracker.com/id/1032210 (vdb-entry)