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CVE-1999-0116

24
FAUCET Score

CVE-1999-0116 describes a Denial of Service vulnerability, commonly known as a SYN flood, affecting IBM AIX and SNG systems. An attacker can exploit this by sending numerous SYN packets without completing the TCP handshake, overwhelming the target system's resources. This vulnerability has a medium severity CVSS score of 5.0, indicating a network-based attack with low complexity that primarily impacts availability. While not listed on the CISA KEV catalog or showing active community discussion, public exploit code (EDB-343) exists, suggesting potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
3.2.5CPE matchmatch criteria
cpe:2.3:o:ibm:aix:3.2.5:*:*:*:*:*:*:*
4.1CPE matchmatch criteria
cpe:2.3:o:ibm:aix:4.1:*:*:*:*:*:*:*
4.2CPE matchmatch criteria
cpe:2.3:o:ibm:aix:4.2:*:*:*:*:*:*:*
2.1CPE matchmatch criteria
cpe:2.3:h:ibm:sng:2.1:*:*:*:*:*:*:*
2.2CPE matchmatch criteria
cpe:2.3:h:ibm:sng:2.2:*:*:*:*:*:*:*

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
5.67%
Probability of exploitation in next 30 days
EPSS Percentile
92.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-343 · Sep 17, 2002
This CVE's current EPSS score of 0.0567 is in the 89th percentile among its peer group of 23,703 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

patches.sgi.com / support/free/security/advisories/19961202-01-PX
sunsolve.sun.com / pub-cgi/retrieve.pl