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CVE-2020-1818

MEDIUMCVSS 5.3/10EPSS 0.24%

Last modified

CVE-2020-1818 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. There are multiple out of bounds (OOB) read vulnerabilities in the implementation of the Common Open Policy Service (COPS) protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

There are multiple out of bounds (OOB) read vulnerabilities in the implementation of the Common Open Policy Service (COPS) protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities may disrupt service on the affected device. (Vulnerability ID: HWPSIRT-2018-12275,HWPSIRT-2018-12276,HWPSIRT-2018-12277,HWPSIRT-2018-12278,HWPSIRT-2018-12279,HWPSIRT-2018-12280 and HWPSIRT-2018-12289) The seven vulnerabilities have been assigned seven Common Vulnerabilities and Exposures (CVE) IDs: CVE-2020-1818, CVE-2020-1819, CVE-2020-1820, CVE-2020-1821, CVE-2020-1822, CVE-2020-1823 and CVE-2020-1824.

Metrics

CVSS 3.1
5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability
0.24%

15.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HuaweiIps Module Firmwarev500r001c30
HuaweiIps Module Firmwarev500r001c60
HuaweiIps Module Firmwarev500r005c00
HuaweiNgfw Module Firmwarev500r002c00
HuaweiNgfw Module Firmwarev500r002c20
HuaweiNgfw Module Firmwarev500r005c00
HuaweiNip6300 Firmwarev500r001c30
HuaweiNip6300 Firmwarev500r001c60
HuaweiNip6300 Firmwarev500r005c00
HuaweiNip6600 Firmwarev500r001c30
HuaweiNip6600 Firmwarev500r001c60
HuaweiNip6600 Firmwarev500r005c00
HuaweiNip6800 Firmwarev500r001c60
HuaweiNip6800 Firmwarev500r005c00
HuaweiSecospace Usg6300 Firmwarev500r001c30
HuaweiSecospace Usg6300 Firmwarev500r001c60
HuaweiSecospace Usg6300 Firmwarev500r005c00
HuaweiSecospace Usg6500 Firmwarev500r001c30
HuaweiSecospace Usg6500 Firmwarev500r001c60
HuaweiSecospace Usg6500 Firmwarev500r005c00
HuaweiSecospace Usg6600 Firmwarev500r001c30
HuaweiSecospace Usg6600 Firmwarev500r005c00
HuaweiUsg6000v Firmwarev500r003c00

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2020-1818?
There are multiple out of bounds (OOB) read vulnerabilities in the implementation of the Common Open Policy Service (COPS) protocol of some Huawei products. The specific decoding function may occur out-of-bounds read when processes an incoming data packet. Successful exploit of these vulnerabilities may disrupt service on the affected device. (Vulnerability ID: HWPSIRT-2018-12275,HWPSIRT-2018-12276,HWPSIRT-2018-12277,HWPSIRT-2018-12278,HWPSIRT-2018-12279,HWPSIRT-2018-12280 and HWPSIRT-2018-12289) The seven vulnerabilities have been assigned seven Common Vulnerabilities and Exposures (CVE) IDs: CVE-2020-1818, CVE-2020-1819, CVE-2020-1820, CVE-2020-1821, CVE-2020-1822, CVE-2020-1823 and CVE-2020-1824.
How severe is CVE-2020-1818?
CVE-2020-1818 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2020-1818?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-1818?

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Source: NVD / NIST