CVE-2017-12255: cisco unified_computing_system Improper Input Validation
Vulnerability summary
CVE-2017-12255 is a high (CVSS 7.2) Improper Input Validation vulnerability in cisco unified_computing_system. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 35.6% of scored vulnerabilities.
Timeline
- 21-09-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A vulnerability in the CLI of Cisco UCS Central Software could allow an authenticated, local attacker to gain shell access. The vulnerability is due to insufficient input validation of commands entered in the CLI, aka a Restricted Shell Break Vulnerability. An attacker could exploit this vulnerability by entering a specific command with crafted arguments. An exploit could allow the attacker to gain shell access to the underlying system. Cisco Bug IDs: CSCve70762.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.43%
Chance of exploitation in the next 30 days
Percentile
36%
Versus all other CVEs
30-day change
+0.01 pp
From 0.41% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Cisco1 product
- unified_computing_system1.5\(1c\)
1 vendor · 1 product
References
3 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170920-ucsX Refsource CONFIRMVendor Advisory