CVE-2017-12240

🗓️ 28 Sep 2017 07:00:00Reported by ciscoType

cve🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 1229 Views

The DHCP relay subsystem of Cisco IOS 12.2 through 15.6 and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system

Reporter	Title	Published	Views	Family All 14
ATTACKERKB	CVE-2017-12240	29 Sep 201700:00	–	attackerkb
BDU FSTEC	The vulnerability of the DHCP relay subsystem in Cisco IOS and Cisco IOS XE allows a attacker to execute arbitrary code with administrator privileges, or to cause a service failure and system reboot.	26 Oct 201700:00	–	bdu_fstec
Circl	CVE-2017-12240	19 Dec 202217:20	–	circl
CISA KEV Catalog	Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability	3 Mar 202200:00	–	cisa_kev
Cisco	Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability	27 Sep 201716:00	–	cisco
Tenable Nessus	Cisco IOS Software DHCP Remote Code Execution Vulnerability	2 Oct 201700:00	–	nessus
CNVD	Cisco IOS and IOS XE Software Buffer Overflow Vulnerability	28 Sep 201700:00	–	cnvd
Cvelist	CVE-2017-12240	28 Sep 201707:00	–	cvelist
NVD	CVE-2017-12240	29 Sep 201701:34	–	nvd
OSV	CVE-2017-12240	29 Sep 201701:34	–	osv

NVD

Node

cisco iosRange12.2–15.6

AND

cisco 1000_integrated_services_routerMatch-

cisco 1100-4g_integrated_services_routerMatch-

cisco 1100-4gltegb_integrated_services_routerMatch-

cisco 1100-4gltena_integrated_services_routerMatch-

cisco 1100-4p_integrated_services_routerMatch-

cisco 1100-6g_integrated_services_routerMatch-

cisco 1100-8p_integrated_services_routerMatch-

cisco 1100-lte_integrated_services_routerMatch-

cisco 1100_integrated_services_routerMatch-

cisco 1101-4p_integrated_services_routerMatch-

cisco 1101_integrated_services_routerMatch-

cisco 1109-2p_integrated_services_routerMatch-

cisco 1109-4p_integrated_services_routerMatch-

cisco 1109_integrated_services_routerMatch-

cisco 1111x-8p_integrated_services_routerMatch-

cisco 1111x_integrated_services_routerMatch-

cisco 111x_integrated_services_routerMatch-

cisco 1120_integrated_services_routerMatch-

cisco 1131_integrated_services_routerMatch-

cisco 1160_integrated_services_routerMatch-

cisco 1801_integrated_service_routerMatch-

cisco 1802_integrated_service_routerMatch-

cisco 1803_integrated_service_routerMatch-

cisco 1811_integrated_service_routerMatch-

cisco 1812_integrated_service_routerMatch-

cisco 1841_integrated_service_routerMatch-

cisco 1861_integrated_service_routerMatch-

cisco 1905_integrated_services_routerMatch-

cisco 1906c_integrated_services_routerMatch-

cisco 1921_integrated_services_routerMatch-

cisco 1941_integrated_services_routerMatch-

cisco 1941w_integrated_services_routerMatch-

cisco 4000_integrated_services_routerMatch-

cisco 422_integrated_services_routerMatch-

cisco 4221_integrated_services_routerMatch-

cisco 8101-32fhMatch-

cisco 8101-32hMatch-

cisco 8102-64hMatch-

cisco 8201Match-

cisco 8201-32fhMatch-

cisco 8202Match-

cisco 8208Match-

cisco 8212Match-

cisco 8218Match-

cisco 8800_12-slotMatch-

cisco 8800_18-slotMatch-

cisco 8800_4-slotMatch-

cisco 8800_8-slotMatch-

cisco 8804Match-

cisco 8808Match-

cisco 8812Match-

cisco 8818Match-

cisco 8831Match-

cisco 9800-40Match-

cisco 9800-80Match-

cisco 9800-clMatch-

cisco 9800-lMatch-

cisco asr_1000Match-

cisco asr_1000-esp100Match-

cisco asr_1000-esp100-xMatch-

cisco asr_1000-esp200-xMatch-

cisco asr_1000-xMatch-

cisco asr_1001Match-

cisco asr_1001-hxMatch-

cisco asr_1001-hx_rMatch-

cisco asr_1001-xMatch-

cisco asr_1001-x_rMatch-

cisco asr_1002Match-

cisco asr_1002-hxMatch-

cisco asr_1002-hx_rMatch-

cisco asr_1002-xMatch-

cisco asr_1002-x_rMatch-

cisco asr_1004Match-

cisco asr_1006Match-

cisco asr_1006-xMatch-

cisco asr_1009-xMatch-

cisco asr_1013Match-

cisco asr_1023Match-

cisco asr_900Match-

cisco asr_9000Match-

cisco asr_9000vMatch-

cisco asr_9001Match-

cisco asr_9006Match-

cisco asr_901-12c-f-dMatch-

cisco asr_901-12c-ft-dMatch-

cisco asr_901-4c-f-dMatch-

cisco asr_901-4c-ft-dMatch-

cisco asr_901-6cz-f-aMatch-

cisco asr_901-6cz-f-dMatch-

cisco asr_901-6cz-fs-aMatch-

cisco asr_901-6cz-fs-dMatch-

cisco asr_901-6cz-ft-aMatch-

cisco asr_901-6cz-ft-dMatch-

cisco asr_9010Match-

cisco asr_901s-2sg-f-ahMatch-

cisco asr_901s-2sg-f-dMatch-

cisco asr_901s-3sg-f-ahMatch-

cisco asr_901s-3sg-f-dMatch-

cisco asr_901s-4sg-f-dMatch-

cisco asr_902Match-

cisco asr_902uMatch-

cisco asr_903Match-

cisco asr_907Match-

cisco asr_914Match-

cisco asr_920-10sz-pdMatch-

cisco asr_920-10sz-pd_rMatch-

cisco asr_920-10sz-pd_routerMatch-

cisco asr_920-12cz-aMatch-

cisco asr_920-12cz-a_rMatch-

cisco asr_920-12cz-a_routerMatch-

cisco asr_920-12cz-dMatch-

cisco asr_920-12cz-d_rMatch-

cisco asr_920-12cz-d_routerMatch-

cisco asr_920-12sz-imMatch-

cisco asr_920-12sz-im_rMatch-

cisco asr_920-12sz-im_routerMatch-

cisco asr_920-24sz-imMatch-

cisco asr_920-24sz-im_rMatch-

cisco asr_920-24sz-im_routerMatch-

cisco asr_920-24sz-mMatch-

cisco asr_920-24sz-m_rMatch-

cisco asr_920-24sz-m_routerMatch-

cisco asr_920-24tz-mMatch-

cisco asr_920-24tz-m_rMatch-

cisco asr_920-24tz-m_routerMatch-

cisco asr_920-4sz-aMatch-

cisco asr_920-4sz-a_rMatch-

cisco asr_920-4sz-a_routerMatch-

cisco asr_920-4sz-dMatch-

cisco asr_920-4sz-d_rMatch-

cisco asr_920-4sz-d_routerMatch-

cisco asr_920u-12sz-imMatch-

cisco asr_9901Match-

cisco asr_9902Match-

cisco asr_9903Match-

cisco asr_9904Match-

cisco asr_9906Match-

cisco asr_9910Match-

cisco asr_9912Match-

cisco asr_9920Match-

cisco asr_9922Match-

cisco catalyst_3650Match-

cisco catalyst_3650-12x48fd-eMatch-

cisco catalyst_3650-12x48fd-lMatch-

cisco catalyst_3650-12x48fd-sMatch-

cisco catalyst_3650-12x48uqMatch-

cisco catalyst_3650-12x48uq-eMatch-

cisco catalyst_3650-12x48uq-lMatch-

cisco catalyst_3650-12x48uq-sMatch-

cisco catalyst_3650-12x48urMatch-

cisco catalyst_3650-12x48ur-eMatch-

cisco catalyst_3650-12x48ur-lMatch-

cisco catalyst_3650-12x48ur-sMatch-

cisco catalyst_3650-12x48uzMatch-

cisco catalyst_3650-12x48uz-eMatch-

cisco catalyst_3650-12x48uz-lMatch-

cisco catalyst_3650-12x48uz-sMatch-

cisco catalyst_3650-24pdMatch-

cisco catalyst_3650-24pd-eMatch-

cisco catalyst_3650-24pd-lMatch-

cisco catalyst_3650-24pd-sMatch-

cisco catalyst_3650-24pdmMatch-

cisco catalyst_3650-24pdm-eMatch-

cisco catalyst_3650-24pdm-lMatch-

cisco catalyst_3650-24pdm-sMatch-

cisco catalyst_3650-24ps-eMatch-

cisco catalyst_3650-24ps-lMatch-

cisco catalyst_3650-24ps-sMatch-

cisco catalyst_3650-24td-eMatch-

cisco catalyst_3650-24td-lMatch-

cisco catalyst_3650-24td-sMatch-

cisco catalyst_3650-24ts-eMatch-

cisco catalyst_3650-24ts-lMatch-

cisco catalyst_3650-24ts-sMatch-

cisco catalyst_3650-48fd-eMatch-

cisco catalyst_3650-48fd-lMatch-

cisco catalyst_3650-48fd-sMatch-

cisco catalyst_3650-48fqMatch-

cisco catalyst_3650-48fq-eMatch-

cisco catalyst_3650-48fq-lMatch-

cisco catalyst_3650-48fq-sMatch-

cisco catalyst_3650-48fqmMatch-

cisco catalyst_3650-48fqm-eMatch-

cisco catalyst_3650-48fqm-lMatch-

cisco catalyst_3650-48fqm-sMatch-

cisco catalyst_3650-48fs-eMatch-

cisco catalyst_3650-48fs-lMatch-

cisco catalyst_3650-48fs-sMatch-

cisco catalyst_3650-48pd-eMatch-

cisco catalyst_3650-48pd-lMatch-

cisco catalyst_3650-48pd-sMatch-

cisco catalyst_3650-48pq-eMatch-

cisco catalyst_3650-48pq-lMatch-

cisco catalyst_3650-48pq-sMatch-

cisco catalyst_3650-48ps-eMatch-

cisco catalyst_3650-48ps-lMatch-

cisco catalyst_3650-48ps-sMatch-

cisco catalyst_3650-48td-eMatch-

cisco catalyst_3650-48td-lMatch-

cisco catalyst_3650-48td-sMatch-

cisco catalyst_3650-48tq-eMatch-

cisco catalyst_3650-48tq-lMatch-

cisco catalyst_3650-48tq-sMatch-

cisco catalyst_3650-48ts-eMatch-

cisco catalyst_3650-48ts-lMatch-

cisco catalyst_3650-48ts-sMatch-

cisco catalyst_3650-8x24pd-eMatch-

cisco catalyst_3650-8x24pd-lMatch-

cisco catalyst_3650-8x24pd-sMatch-

cisco catalyst_3650-8x24uqMatch-

cisco catalyst_3650-8x24uq-eMatch-

cisco catalyst_3650-8x24uq-lMatch-

cisco catalyst_3650-8x24uq-sMatch-

cisco catalyst_3850Match-

cisco catalyst_3850-12s-eMatch-

cisco catalyst_3850-12s-sMatch-

cisco catalyst_3850-12x48uMatch-

cisco catalyst_3850-12xs-eMatch-

cisco catalyst_3850-12xs-sMatch-

cisco catalyst_3850-16xs-eMatch-

cisco catalyst_3850-16xs-sMatch-

cisco catalyst_3850-24p-eMatch-

cisco catalyst_3850-24p-lMatch-

cisco catalyst_3850-24p-sMatch-

cisco catalyst_3850-24pw-sMatch-

cisco catalyst_3850-24s-eMatch-

cisco catalyst_3850-24s-sMatch-

cisco catalyst_3850-24t-eMatch-

cisco catalyst_3850-24t-lMatch-

cisco catalyst_3850-24t-sMatch-

cisco catalyst_3850-24uMatch-

cisco catalyst_3850-24u-eMatch-

cisco catalyst_3850-24u-lMatch-

cisco catalyst_3850-24u-sMatch-

cisco catalyst_3850-24xsMatch-

cisco catalyst_3850-24xs-eMatch-

cisco catalyst_3850-24xs-sMatch-

cisco catalyst_3850-24xuMatch-

cisco catalyst_3850-24xu-eMatch-

cisco catalyst_3850-24xu-lMatch-

cisco catalyst_3850-24xu-sMatch-

cisco catalyst_3850-32xs-eMatch-

cisco catalyst_3850-32xs-sMatch-

cisco catalyst_3850-48f-eMatch-

cisco catalyst_3850-48f-lMatch-

cisco catalyst_3850-48f-sMatch-

cisco catalyst_3850-48p-eMatch-

cisco catalyst_3850-48p-lMatch-

cisco catalyst_3850-48p-sMatch-

cisco catalyst_3850-48pw-sMatch-

cisco catalyst_3850-48t-eMatch-

cisco catalyst_3850-48t-lMatch-

cisco catalyst_3850-48t-sMatch-

cisco catalyst_3850-48uMatch-

cisco catalyst_3850-48u-eMatch-

cisco catalyst_3850-48u-lMatch-

cisco catalyst_3850-48u-sMatch-

cisco catalyst_3850-48xsMatch-

cisco catalyst_3850-48xs-eMatch-

cisco catalyst_3850-48xs-f-eMatch-

cisco catalyst_3850-48xs-f-sMatch-

cisco catalyst_3850-48xs-sMatch-

cisco catalyst_3850-nm-2-40gMatch-

cisco catalyst_3850-nm-8-10gMatch-

[
  {
    "product": "Cisco IOS and IOS XE",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Cisco IOS and IOS XE"
      }
    ]
  }
]

Source	Link
quickview	www.quickview.cloudapps.cisco.com/quickview/bug/CSCsm45390
securitytracker	www.securitytracker.com/id/1039445
securityfocus	www.securityfocus.com/bid/101034
tools	www.tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170927-dhcp
quickview	www.quickview.cloudapps.cisco.com/quickview/bug/CSCuw77959
cisa	www.cisa.gov/known-exploited-vulnerabilities-catalog

17 Jun 2026 01:02Current

10High risk

Vulners AI Score10

CVSS 3.19.8

CVSS 210

EPSS0.13521

SSVC

cisco ios vulnerability dhcp relay arbitrary code execution buffer overflow denial of service nvd cve-2017-12240