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PatchSiren cyber security CVE debrief

CVE-2017-6744 Cisco CVE debrief

CVE-2017-6744 is listed by CISA in the Known Exploited Vulnerabilities catalog as a Cisco IOS software SNMP remote code execution issue. Because it appears in KEV, defenders should treat it as actively important and prioritize remediation using vendor guidance.

Vendor
Cisco
Product
IOS software
CVSS
HIGH 8.8
CISA KEV
Listed
Original CVE published
2022-03-03
Original CVE updated
2022-03-03
Advisory published
2022-03-03
Advisory updated
2022-03-03

Who should care

Organizations running Cisco IOS software, especially teams responsible for network infrastructure, SNMP-enabled devices, and internet-facing routers or switches.

Technical summary

The supplied source corpus identifies this as a Cisco IOS Software SNMP Remote Code Execution Vulnerability and records it in CISA’s KEV catalog. The KEV entry names Cisco as the vendor, IOS software as the product, and directs users to apply updates per vendor instructions. The record was added to KEV on 2022-03-03 with a due date of 2022-03-24.

Defensive priority

High. CISA has classified this CVE as known exploited, so remediation should be prioritized ahead of routine maintenance work.

Recommended defensive actions

  • Apply Cisco updates or fixes according to vendor instructions.
  • Inventory Cisco IOS devices and identify any systems exposed to SNMP services.
  • Prioritize remediation on internet-facing or operationally critical network devices.
  • Verify whether compensating controls, access restrictions, or SNMP hardening can reduce exposure until patching is complete.
  • Track remediation against the CISA KEV due date and confirm closure in asset and vulnerability management records.

Evidence notes

Source evidence is limited to official advisory records. CISA’s KEV feed lists vendorProject=Cisco, product=IOS software, vulnerabilityName=Cisco IOS Software SNMP Remote Code Execution Vulnerability, dateAdded=2022-03-03, dueDate=2022-03-24, knownRansomwareCampaignUse=Unknown, and requiredAction=Apply updates per vendor instructions. Official reference links are provided to the CVE record and NVD entry.

Sources and references

Verified primary and authoritative sources

  • CVE-2017-6744 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2017-6744

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2017-6744 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2017-6744

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.