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CVE-2001-1388

17
FAUCET Score

CVE-2001-1388 describes a vulnerability in iptables versions prior to 1.2.4 where rate limits specified on the command line are inaccurately converted. This flaw could allow an attacker or user to bypass intended traffic restrictions, resulting in more or less traffic than configured by the administrator. With a CVSS score of 5.0 (Medium), it has a network attack vector and low attack complexity, leading to a potential impact of partial availability compromise. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.2.4CPE matchmatch criteria
cpe:2.3:a:netfilter:iptables:*:*:*:*:*:*:*:*

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
1.07%
Probability of exploitation in next 30 days
EPSS Percentile
61.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0107 is in the 39th percentile among its peer group of 23,684 CVEs.

Social Chatter

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

Patch Available

Vendor Patches (3)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 7.2
View patch

Vendor Advisories (1)

redhatCVE-2001-1388

security flaw

Oct 30, 2001

References

bugzilla.redhat.com / bugzilla/show_bug.cgi
ExploitIssue TrackingPatchThird Party Advisory
rhn.redhat.com / errata/RHSA-2001-144.html
Broken Link