Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2014-3335

14
FAUCET Score

CVE-2014-3335 describes a denial-of-service vulnerability in Cisco IOS XR 4.3(.2) and earlier, specifically on ASR 9000 series routers. This flaw allows a remote attacker to cause chip and card hangs by sending a crafted packet with a multicast destination MAC address, which is improperly handled during NetFlow sampling. The vulnerability has a CVSS score of 4.6 (AV:A/AC:H/Au:N/C:N/I:N/A:C), indicating an attack complexity of High and a potential for complete system availability impact, requiring adjacent network access. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.3.2CPE matchmatch criteria
cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*
4.3.0CPE matchmatch criteria
cpe:2.3:o:cisco:ios_xr:4.3.0:*:*:*:*:*:*:*
4.3.1CPE matchmatch criteria
cpe:2.3:o:cisco:ios_xr:4.3.1:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:h:cisco:asr_9000_rsp440_router:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:h:cisco:asr_9001:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.6MEDIUM

AV:A/AC:H/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
ADJACENT_NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
3.2
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.11%
Probability of exploitation in next 30 days
EPSS Percentile
62.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0111 is in the 97th percentile among its peer group of 1,749 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.0 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

secunia.com / advisories/60222
exchange.xforce.ibmcloud.com / vulnerabilities/95443
tools.cisco.com / security/center/content/CiscoSecurityNotice/CVE-2014-3335
Vendor Advisory
tools.cisco.com / security/center/viewAlert.x
Vendor Advisory
securityfocus.com / bid/69383
securitytracker.com / id/1030757