Improper input validation in Cisco iOS

CVE-2000-0380

The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v2 metric

CVSS v2 base score 7.1 (High). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.350 (98.4th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2000-0380: held from 0.350 to 0.350.

EPSS over last 30 days · oldest: 0.350 · newest: 0.350 · change: 0.000

Affected products

  • Cisco iOS — versions 11.3, 12.0(8), 12.0\(6\)

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2000-0380?
CVE-2000-0380 is a vulnerability in Cisco iOS, classified under Improper Input Validation. Published 2000-04-26.
Is CVE-2000-0380 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.