CVE-2020-1814
CVE-2020-1814 is a medium-severity vulnerability in Huawei Nip6800 Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 3.5
- EPSS exploit prediction: 0% (33rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Huawei Nip6800 Firmware
- Published:
- Last modified:
Description
Huawei NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00; Secospace USG6600 and USG9500 versions V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, and V500R005C00 have a Dangling pointer dereference vulnerability. An authenticated attacker may do some special operations in the affected products in some special scenarios to exploit the vulnerability. Due to improper race conditions of different operations, successful exploit will lead to Dangling pointer dereference, causing some service abnormal.
Frequently asked questions
- What is CVE-2020-1814?
- Huawei NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00; Secospace USG6600 and USG9500 versions V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, and V500R005C00 have a Dangling pointer dereference vulnerability. An authenticated attacker may do some special operations in the affected products in some special scenarios to exploit the vulnerability. Due to improper race conditions of different operations, successful exploit will lead to Dangling pointer dereference, causing some service abnormal.
- How severe is CVE-2020-1814?
- CVE-2020-1814 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2020-1814 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-1814?
- CVE-2020-1814 primarily affects Huawei Nip6800 Firmware. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-1814?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-1814 published?
- CVE-2020-1814 was published on 2020-02-18 and last updated on 2026-06-17.
References
Affected products (11)
- cpe:2.3:o:huawei:nip6800_firmware:v500r001c30:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:nip6800_firmware:v500r001c60spc500:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:nip6800_firmware:v500r005c00:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c30spc200:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c30spc600:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c60spc500:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r005c00:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc200:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:usg9500_firmware:v500r001c30spc600:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:usg9500_firmware:v500r001c60spc500:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:usg9500_firmware:v500r005c00:*:*:*:*:*:*:*
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