CVE-2017-7921

Published May 6, 2017

Last updated a month ago

Overview

Description
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.
Source
ics-cert@hq.dhs.gov
NVD status
Deferred
Products
ds-2cd2032-i_firmware, ds-2cd2112-i_firmware, ds-2cd2132-i_firmware, ds-2cd2212-i5_firmware, ds-2cd2232-i5_firmware, ds-2cd2312-i_firmware, ds-2cd2332-i_firmware, ds-2cd2412f-i\(w\)_firmware, ds-2cd2432f-i\(w\)_firmware, ds-2cd2512f-i\(s\)_firmware, ds-2cd2532f-i\(s\)_firmware, ds-2cd2612f-i\(s\)_firmware, ds-2cd2632f-i\(s\)_firmware, ds-2cd2712f-i\(s\)_firmware, ds-2cd2732f-i\(s\)_firmware, ds-2cd2t32-i3_firmware, ds-2cd2t32-i5_firmware, ds-2cd2t32-i8_firmware, ds-2cd4012f-\(a\)_firmware, ds-2cd4012f-\(p\)_firmware, ds-2cd4012f-\(w\)_firmware, ds-2cd4012fwd-\(a\)_firmware, ds-2cd4012fwd-\(p\)_firmware, ds-2cd4012fwd-\(w\)_firmware, ds-2cd4024f-\(a\)_firmware, ds-2cd4024f-\(p\)_firmware, ds-2cd4024f-\(w\)_firmware, ds-2cd4032fwd-\(a\)_firmware, ds-2cd4032fwd-\(p\)_firmware, ds-2cd4032fwd-\(w\)_firmware, ds-2cd4112f-i\(z\)_firmware, ds-2cd4112fwd-i\(z\)_firmware, ds-2cd4124f-i\(z\)_firmware, ds-2cd4132fwd-i\(z\)_firmware, ds-2cd4212f-i\(h\)_firmware, ds-2cd4212f-i\(s\)_firmware, ds-2cd4212f-i\(z\)_firmware, ds-2cd4212fwd-i\(h\)_firmware, ds-2cd4212fwd-i\(s\)_firmware, ds-2cd4212fwd-i\(z\)_firmware, ds-2cd4224f-i\(h\)_firmware, ds-2cd4224f-i\(s\)_firmware, ds-2cd4224f-i\(z\)_firmware, ds-2cd4232fwd-i\(h\)_firmware, ds-2cd4232fwd-i\(s\)_firmware, ds-2cd4232fwd-i\(z\)_firmware, ds-2cd4312f-i\(h\)_firmware, ds-2cd4312f-i\(s\)_firmware, ds-2cd4312f-i\(z\)_firmware, ds-2cd4324f-i\(h\)_firmware, ds-2cd4324f-i\(s\)_firmware, ds-2cd4324f-i\(z\)_firmware, ds-2cd4332fwd-i\(h\)_firmware, ds-2cd4332fwd-i\(s\)_firmware, ds-2cd4332fwd-i\(z\)_firmware, ds-2cd6412fwd_firmware, ds-2dfx_series_firmware, ds-2cd63xx_series_firmware

Risk scores

CVSS 3.1

Type
Secondary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

CVSS 3.0

Type
Primary
Base score
10
Impact score
6
Exploitability score
3.9
Vector string
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Severity
CRITICAL

CVSS 2.0

Type
Primary
Base score
7.5
Impact score
6.4
Exploitability score
10
Vector string
AV:N/AC:L/Au:N/C:P/I:P/A:P

Known exploits

Data from CISA

Vulnerability name
Hikvision Multiple Products Improper Authentication Vulnerability
Exploit added on
Mar 5, 2026
Exploit action due
Mar 26, 2026
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

ics-cert@hq.dhs.gov
CWE-287
nvd@nist.gov
CWE-287

Social media

Hype score
Not currently trending

Configurations