CVE-2021-1273 vulnerability in Cisco Products
Published on January 20, 2021
Cisco SD-WAN Denial of Service Vulnerabilities
Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute denial of service (DoS) attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Vulnerability Analysis
CVE-2021-1273 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Buffer Overflow Vulnerability?
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
CVE-2021-1273 has been classified to as a Buffer Overflow vulnerability or weakness.
Products Associated with CVE-2021-1273
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Affected Versions
Cisco SD-WAN Solution Version n/a is affected by CVE-2021-1273Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.