CVE-2021-1273: cisco catalyst_sd-wan_manager
CVSS: 8.6v3.1HighModified
Published 20-01-2021Last modified 12-11-2024
Vulnerability summary
CVE-2021-1273 is a high (CVSS 8.6) vulnerability in cisco catalyst_sd-wan_manager. EPSS estimates a 1.90% chance of exploitation in the next 30 days, higher than 79.3% of scored vulnerabilities.
CVSS score
8.6/10
010
High · v3.1 (CVE.org)EPSS score
1.90%
0%100%
Low · +0.52 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 20-01-2021PublishedVulnerability first disclosed.
- 12-11-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 8.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
1.90%
Chance of exploitation in the next 30 days
Percentile
79%
Versus all other CVEs
30-day change
+0.52 pp
From 1.39% on 18-09-2026
18-09-202618-10-2026
EPSS score1.90%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Cisco5 products
- catalyst_sd-wan_managerna
- cisco sd-wan solutionn/a
- ios_xe_sd-wanna
- sd-wan18.3.5 | 18.3.8 | 18.4.1 | 18.4.4 | 18.4.5 | 19.2.0 | 19.2.1 | 19.2.2 | 19.2.99 | 20.1.0
- sd-wan_vbond_orchestratorna
1 vendor · 5 products
References
1 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dosmulti-48jJuEUPVendor AdvisoryX Refsource CISCO