CVE-2026-20133
CVE-2026-20133
Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
CVSS 3.1 · CNA
chance of exploitation in the next 30 days (EPSS; higher than 98% of CVEs)
A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system. This vulnerability is due to insufficient file system restrictions. An authenticated attacker with netadmin privileges could exploit this vulnerability by accessing the vshell of an affected system. A successful exploit could allow the attacker to read sensitive information on the underlying operating system.
Scores
Affected products
- Cisco Cisco Catalyst SD-WAN Manager: 17.2.6; 17.2.7; 17.2.8; 17.2.9; 17.2.10; 17.2.4; 17.2.5; 18.3.1.1; 18.3.3.1; 18.3.3; 18.3.4; 18.3.5; 18.3.7; 18.3.8; 18.3.6.1; 18.3.1; 18.3.0; 18.4.0.1; 18.4.3; 18.4.302; 18.4.303; 18.4.4; 18.4.5; 18.4.0; 18.4.1; 18.4.6; 19.2.0; 19.2.097; 19.2.099; 19.2.1; 19.2.2; 19.2.3; 19.2.31; 19.2.929; 19.2.4; 20.1.1.1; 20.1.12; 20.1.1; 20.1.2; 20.1.3; 19.3.0; 19.1.0; 18.2.0; 20.3.1; 20.3.2; 20.3.2.1; 20.3.3; 20.3.3.1; 20.3.4; 20.3.4.1; 20.3.4.2; 20.3.5; 20.3.6; 20.3.7; 20.3.7.1; 20.3.4.3; 20.3.5.1; 20.3.7.2; 20.3.8; 20.4.1; 20.4.1.1; 20.4.1.2; 20.4.2; 20.4.2.2; 20.4.2.1; 20.4.2.3; 20.5.1; 20.5.1.2; 20.5.1.1; 20.6.1; 20.6.1.1; 20.6.2.1; 20.6.2.2; 20.6.2; 20.6.3; 20.6.3.1; 20.6.4; 20.6.5; 20.6.5.1; 20.6.5.3; 20.6.1.2; 20.6.3.2; 20.6.4.1; 20.6.5.2; 20.6.5.4; 20.6.3.3; 20.6.4.2; 20.6.3.0.45; 20.6.3.0.46; 20.6.3.0.47; 20.6.3.4; 20.6.4.0.21; 20.6.5.1.10; 20.6.5.1.11; 20.6.5.1.7; 20.6.5.1.9; 20.6.5.2.4; 20.6.5.5; 20.6.5.2.8; 20.6.5.1.13; 20.6.6; 20.6.7; 20.6.8; 20.7.1; 20.7.1.1; 20.7.2; 20.8.1; 20.9.1; 20.9.2; 20.9.2.1; 20.9.3; 20.9.3.1; 20.9.2.3; 20.9.3.0.12; 20.9.3.0.16; 20.9.3.0.17; 20.9.3.0.18; 20.9.3.0.20; 20.9.3.0.21; 20.9.3.2; 20.9.3.2_LI_Images; 20.9.4; 20.9.4_LI_Images; 20.9.3.0.23; 20.9.4.1; 20.9.5; 20.9.5.1; 20.9.5.2; 20.9.6; 20.9.5.3; 20.9.7; 20.9.7.1; 20.9.8; 20.10.1; 20.10.1.1; 20.10.1.2; 20.11.1; 20.11.1.1; 20.11.1.2; 20.12.1; 20.12.1_LI_Images; 20.12.2; 20.12.3; 20.12.3.1; 20.12.4; 20.12.4.1; 20.12.5; 20.12.5.1; 20.12.5.2; 20.12.6; 20.13.1; 20.14.1; 20.15.1; 20.15.2; 20.15.3; 20.15.3.1; 20.15.4; 20.15.4.1; 20.16.1; 20.18.1; 20.18.2
Weakness: CWE-200
1 references (advisories, patches, write-ups)
Sources: CVE.org, FIRST EPSS. Missing ones did not answer or have no record yet.