What is CVE-2021-1353?

CVE-2021-1353 is a medium-severity vulnerability in Cisco Asr 5000 Series Software, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.8/10. Published 2021-01-20.

How severe is CVE-2021-1353?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Cisco Asr 5000 Series Software

CVE-2021-1353

A vulnerability in the IPv4 protocol handling of Cisco StarOS could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a memory leak that occurs during…

EPSS: 0.005 (67.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

Affected products

Cisco Asr 5000 Series Software — versions n/a

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

20210120 Cisco StarOS IPv4 Denial of Service Vulnerability (vendor-advisory, x_refsource_CISCO)

Frequently asked questions

What is CVE-2021-1353?: CVE-2021-1353 is a medium-severity vulnerability in Cisco Asr 5000 Series Software, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.8/10. Published 2021-01-20.
How severe is CVE-2021-1353?: Medium severity. CVSS v3 base score is 5.8 out of 10.