CVE-2021-22383 Denial of service in eCNS280 TD;eSE620X vESS
An out-of-bounds read in Huawei network devices allows attackers to cause a Denial of Service by sending specific messages.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22383?
CVE-2021-22383 is a medium-severity denial of service vulnerability in eCNS280_TD;eSE620X vESS, published on 22 Jun 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
There is an out-of-bounds read vulnerability in eCNS280_TD V100R005C10 and eSE620X vESS V100R001C10SPC200, V100R001C20SPC200, V200R001C00SPC300. The vulnerability is due to a message-handling function that contains an out-of-bounds read vulnerability. An attacker can exploit this vulnerability by sending a specific message to the target device, which could cause a Denial of Service (DoS).
Weakness: CWE-125
Which versions are affected by CVE-2021-22383?
It affects 2 products.
Products include Huawei Ecns280 Td Firmware, Huawei Ese620x Vess Firmware.
How do I fix CVE-2021-22383?
No fix has been published for CVE-2021-22383 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-22383 being exploited?
There is no known exploitation of CVE-2021-22383 in the wild and no public exploit code.
Other vulnerabilities in eCNS280_TD;eSE620X vESS
Sources
Also known as GHSA-6cwc-pxwm-p422.