SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2001-0101

Vulnerability in fetchmail 5.5.0-2 and earlier in the AUTHENTICATE GSSAPI command.

HIGH 10.0EPSS 1.81%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.81%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Vulnerability in fetchmail 5.5.0-2 and earlier in the AUTHENTICATE GSSAPI command.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
1.81% probability · 78th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
fetchmail/fetchmail
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.81%26 October 202626 October 2026

EPSS 1.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.