HIGH
There is a buffer overflow in the password recovery feature of Hikvision NVR/DVR models
Published Nov 23, 2023
7.4
HIGHCVSS 3.1
EPSS 0.39%
Description
There is a buffer overflow in the password recovery feature of Hikvision NVR/DVR models. If exploited, an attacker on the same local area network (LAN) could cause the device to malfunction by sending specially crafted packets to an unpatched device.
Affected products
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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- Version Build date before 230821(Version before V4.1.60 are not affected)StatusaffectedConstraints-
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Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Hikvision | DS-71xxhgh-K(s) | n/a |
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| Hikvision | DS-71xxhgh-M(c) | n/a |
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| Hikvision | DS-71xxNI-Q1(C) | n/a |
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| Hikvision | DS-71xxNI-Q1(D) | n/a |
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| Hikvision | DS-72xxhgh-K(s) | n/a |
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| Hikvision | DS-72xxhgh-M(c) | n/a |
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| Hikvision | DS-76xxNI-K1(C) | n/a |
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| Hikvision | DS-76xxNI-Q1(C) | n/a |
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| Hikvision | DS-76xxNI-Q2(C) | n/a |
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| Hikvision | DS-77xxNI-I4(B) | n/a |
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| Hikvision | DS-Exxhgh | n/a |
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| Hikvision | Dvr-Exxhgh | n/a |
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| Hikvision | Dvr-Exxhqh | n/a |
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| Hikvision | Dvr-Exxhuh | n/a |
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| Hikvision | HL-Dvr-1xxg-K(s) | n/a |
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| Hikvision | HL-Dvr-1xxg-M(c) | n/a |
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| Hikvision | HL-Dvr-216q-K2(e) | n/a |
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| Hikvision | HL-Dvr-2xxg-K(s) | n/a |
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| Hikvision | HL-Dvr-2xxg-M(c) | n/a |
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| Hikvision | HL-Dvr-2xxq-M(c) | n/a |
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| Hikvision | HL-Dvr-2xxq-M(e) | n/a |
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| Hikvision | HL-Dvr-2xxu-M(c) | n/a |
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| Hikvision | HL-Dvr-2xxu-M(e) | n/a |
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| Hikvision | HL-NVR-1xxMH-C(C) | n/a |
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| Hikvision | HL-NVR-1xxMH-D(C) | n/a |
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| Hikvision | HL-NVR-1xxMH-D(D) | n/a |
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| Hikvision | HL-NVR-2xxMH-C(C) | n/a |
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| Hikvision | HW-Hwd-51xxh(s) | n/a |
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| Hikvision | HW-Hwd-51xxh-G | n/a |
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| Hikvision | HW-Hwd-51xxmh-G | n/a |
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| Hikvision | HW-Hwd-61xxmh-G4 | n/a |
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| Hikvision | HW-Hwd-61xxmh-G4(e) | n/a |
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| Hikvision | HW-Hwd-62xxmh-G4 | n/a |
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| Hikvision | HW-Hwd-71xxmh-G4 | n/a |
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| Hikvision | HW-Hwd-71xxmh-G4(e) | n/a |
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| Hikvision | HW-Hwd-72xxmh-G4 | n/a |
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| Hikvision | HW-HWN-21xxMH(C) | n/a |
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| Hikvision | HW-HWN-21xxMH(D) | n/a |
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| Hikvision | HW-HWN-41xxMH(C) | n/a |
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| Hikvision | HW-HWN-41xxMH(D) | n/a |
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| Hikvision | HW-HWN-42xxMH(C) | n/a |
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| Hikvision | HW-HWN-42xxMH(D) | n/a |
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| Hikvision | NVR-1xxMH-C(D) | n/a |
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| Hikvision | NVR-2xxMH-C(D) | n/a |
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| Hikvision | iDS-71xxHQH-M(C) | n/a |
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| Hikvision | iDS-71xxHQH-M(E) | n/a |
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| Hikvision | iDS-71xxHUH-M(C) | n/a |
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| Hikvision | iDS-71xxHUH-M(E) | n/a |
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| Hikvision | iDS-72XXHQH-M(C) | n/a |
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| Hikvision | iDS-72XXHQH-M(E) | n/a |
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| Hikvision | iDS-72XXHTH-M(C) | n/a |
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| Hikvision | iDS-72XXHUH-M(C) | n/a |
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| Hikvision | iDS-72XXHUH-M(E) | n/a |
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| Hikvision | iDS-72xxHQH-M/E(C) | n/a |
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| Hikvision | iDS-72xxHQH-M/E(E) | n/a |
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| Hikvision | iDS-72xxHUH-M/E(C) | n/a |
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| Hikvision | iDS-72xxHUH-M/E(E) | n/a |
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| Hikvision | iDS-EXXHQH | n/a |
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| Hikvision | iDS-EXXHUH | n/a |
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Configuration 1
AND
- < 4.1.60
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- n/a
Configuration 2
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- < 4.1.60
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Configuration 3
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- < 4.1.60
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Configuration 4
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Configuration 5
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Configuration 6
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Configuration 29
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Configuration 30
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Configuration 31
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- < 4.1.60
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Configuration 34
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Configuration 35
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Configuration 36
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Configuration 37
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Configuration 38
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- < 4.1.60
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- n/a
Configuration 39
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- < 4.1.60
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- n/a
Configuration 40
- < 4.1.60
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
6.5 MEDIUM NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
1 other source (CVE.org) ▾
7.4 HIGH CVE.org
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.39% 0.00394
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00394
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (7 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.39% (0.00394) | 31.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00394) | 31.01th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00076) | 20.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 14.68th | v3 (v2023.03.01) |
| Jun 6, 2024 | 0.04% (0.00044) | 12.54th | v3 (v2023.03.01) |
| Dec 9, 2023 | 0.04% (0.00044) | 10.51th | v3 (v2023.03.01) |
| Nov 23, 2023 | 0.06% (0.00061) | 24.25th | v3 (v2023.03.01) |
Weaknesses (1)
References (1)
- https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerability-in-hikvision-nvr-dvr-devices/ PatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.hikvision.com/en/support/cybersecurity/security-advisory/buffer-overflow-vulnerability-in-hikvision-nvr-dvr-devices/ | PatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner hikvision
Published Nov 23, 2023
Updated Aug 2, 2024
Reserved Mar 23, 2023
Link CVE-2023-28811
CISA Vulnrichment
Updated n/a