Information disclosure in Cisco iOS And Xe Software

CVE-2019-1762

A vulnerability in the Secure Storage feature of Cisco IOS and IOS XE Software could allow an authenticated, local attacker to access sensitive system information on an affected device. The vulnerability is due to improper memory operations performed at encryption time, when affected software handles configuration updates. An attacker could exploit this vulnerability by retrieving the contents of specific memory locations of an affected device. A successful exploit could result in the disclosure of keying materials that are part of the device configuration, which can be used to recover critical system information.

Vulnerability class: Information Disclosure

EPSS: 0.002 (14.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

  • psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Patch, Vendor Advisory)
  • psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2019-1762?
CVE-2019-1762 is a medium-severity vulnerability in Cisco iOS And Xe Software, classified under Information Disclosure. CVSS score: 4.4/10. Published 2019-03-28.
How severe is CVE-2019-1762?
Medium severity. CVSS v3 base score is 4.4 out of 10.