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-1999-0513

60
FAUCET Score

CVE-1999-0513 describes a denial-of-service vulnerability, known as a Smurf attack, where ICMP messages sent to broadcast addresses can overwhelm affected systems including various versions of Digital UNIX, FreeBSD, HP-UX, IBM AIX, Linux, NetBSD, and Solaris. This medium-severity vulnerability (CVSS 5.0) is easily exploitable over the network with no authentication required, leading to a partial denial of service. While not on the CISA KEV catalog and showing no recent community discussion or media coverage, exploit code for this legacy issue is publicly available, indicating its historical exploitability.

Impacted Technologies

VendorProductVersion(s)CPE
3.2gCPE matchmatch criteria
cpe:2.3:o:digital:unix:3.2g:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:o:digital:unix:4.0:*:*:*:*:*:*:*
4.0aCPE matchmatch criteria
cpe:2.3:o:digital:unix:4.0a:*:*:*:*:*:*:*
4.0bCPE matchmatch criteria
cpe:2.3:o:digital:unix:4.0b:*:*:*:*:*:*:*
4.0cCPE matchmatch criteria
cpe:2.3:o:digital:unix:4.0c:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
70.46%
Probability of exploitation in next 30 days
EPSS Percentile
99.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
ExploitDB: EDB-19117 · Jan 5, 1998
This CVE's current EPSS score of 0.7046 is in the 100th percentile among its peer group of 23,701 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, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/CVE-1999-0513