Home/CVE/ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points; P-660HN-51, P-663HN-51, VMG1312-B10A,
CVE

CVE-2015-7256

ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points; P-660HN-51, P-663HN-51, VMG1312-B10A,

ZyXEL NWA1100-N, NWA1100-NH, NWA1121-NI, NWA1123-AC, and NWA1123-NI access points.

P-660HN-51, P-663HN-51, VMG1312-B10A, VMG1312-B30A, VMG1312-B30B, VMG4380-B10A, VMG8324-B10A, VMG8924-B10A, VMG8924-B30A, and VSG1435-B101 DSL CPEs.

PMG5318-B20A GPONs.

SBG3300-N000, SBG3300-NB00, and SBG3500-N000 small business gateways.

GS1900-8 and GS1900-24 switches.

and C1000Z, Q1000, FR1000Z, and P8702N project models use non-unique X.509 certificates and SSH host keys.

MEDIUM · CVSS 5.9 EPSS 0.00127
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

25
zyxel nwa1100-n firmwareall versions
zyxel nwa1100-nh firmwareall versions
zyxel nwa1121-ni firmwareall versions
zyxel nwa1123-ac firmwareall versions
zyxel nwa1123-ni firmwareall versions
zyxel p-660hn-51 firmwareall versions
zyxel p-663hn-51 firmwareall versions
zyxel vmg1312-b10a firmwareall versions
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.0 · cret@cert.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Sep 2017 · 01:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.kb.cert.org/vuls/id/566724Third Party AdvisoryUS Government Resource
http://www.zyxel.com/support/announcement_SSH_private_key_and_certificate_vulnerability.shtmlVendor Advisory
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