SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2001-1387

iptables-save in iptables before 1.2.4 records the "--reject-with icmp-host-prohibited" rule as "--reject-with tcp-reset," which causes iptables to generate different responses than specified by the administrator, possibly leading to an information leak.

LOW 2.1EPSS 0.40%

Does this matter?

Lower severity and a low EPSS score (0.40%). Track it; it rarely justifies an emergency change on its own.

Description

iptables-save in iptables before 1.2.4 records the "--reject-with icmp-host-prohibited" rule as "--reject-with tcp-reset," which causes iptables to generate different responses than specified by the administrator, possibly leading to an information leak.

CVSS 2.0
2.1 LOWAV:L/AC:L/Au:N/C:P/I:N/A:N
EPSS
0.40% probability · 34th percentile
CISA KEV
Not listed
Weakness
CWE-203
Affected
netfilter/iptables
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.