Multiple vulnerabilities in Huawei E6878-370



Published: 2020-05-20 | Updated: 2020-05-27
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-1799
CVE-2020-1832
CWE-ID CWE-416
CWE-121
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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Huawei E6878-370
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Huawei

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

Updated 27.05.2020
Added vulnerability #2

1) Use-after-free

EUVDB-ID: #VU28128

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-1799

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when the software references memory after it has been freed. A remote attacker on the local network can do a series of crafted operations through web portal, cause a use-after-free condition and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei E6878-370: 10.0.3.1(H557SP27C233) - 10.0.3.1(H563SP1C233)

External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200520-01-uaf-en


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Stack-based buffer overflow

EUVDB-ID: #VU28289

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-1832

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a local attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote attacker on the local network can send a specially crafted message, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei E6878-370: 10.0.3.1(H557SP27C233) - 10.0.3.1(H563SP1C233)

External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200527-01-stack-en


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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