CVE-2017-7921

Summary

An Improper Authentication issue was discovered in Hikvision DS-2CD2xx2F-I Series V5.2.0 build 140721 to V5.4.0 build 160530, DS-2CD2xx0F-I Series V5.2.0 build 140721 to V5.4.0 Build 160401, DS-2CD2xx2FWD Series V5.3.1 build 150410 to V5.4.4 Build 161125, DS-2CD4x2xFWD Series V5.2.0 build 140721 to V5.4.0 Build 160414, DS-2CD4xx5 Series V5.2.0 build 140721 to V5.4.0 Build 160421, DS-2DFx Series V5.2.0 build 140805 to V5.4.5 Build 160928, and DS-2CD63xx Series V5.0.9 build 140305 to V5.3.5 Build 160106 devices. The improper authentication vulnerability occurs when an application does not adequately or correctly authenticate users. This may allow a malicious user to escalate his or her privileges on the system and gain access to sensitive information.

Affected Software

Weaknesses

• CWE-287: CWE-287

ADP Enrichment

CVE Program Container

Additional References

• https://www.hikvision.com/us-en/support/document-center/special-notices/privilege-escalating-vulnerability-in-certain-hikvision-ip-cameras/
• https://www.hikvision.com/cn/support/CybersecurityCenter/SecurityNotices/20170314/
• https://www.hikvision.com/en/support/cybersecurity/security-advisory/security-notification–privilege-escalating-vulnerability-in-cer/
• https://ics-cert.us-cert.gov/advisories/ICSA-17-124-01
• http://www.securityfocus.com/bid/98313
• https://ghostbin.com/paste/q2vq2
• http://www.hikvision.com/us/about_10805.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: yes
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7921

References

• https://ics-cert.us-cert.gov/advisories/ICSA-17-124-01
• http://www.securityfocus.com/bid/98313
• https://ghostbin.com/paste/q2vq2
• http://www.hikvision.com/us/about_10805.html

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