CVE-2010-1167

mediumpriority · track · 18EPSS 0.022 · 82 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.20% (82nd) EPSS

CVSS 4.3 · medium

Is it mine?

100 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

fetchmail 4.6.3 through 6.3.16, when debug mode is enabled, does not properly handle invalid characters in a multi-character locale, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted (1) message header or (2) POP3 UIDL list.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.7–4.3

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v2.03.7lowAV:N/AC:M/Au:N/C:N/I:N/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (100)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
fetchmail fetchmail≤ 6.3.9nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.3nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.4nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.5nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.6nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.7nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.8nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.6.9nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.0nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.1nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.2nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.3nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.4nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.5nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.6nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 4.7.7nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 5.0.0nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 5.0.1nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*
fetchmail fetchmail= 5.0.2nvdUScpe:2.3:a:fetchmail:fetchmail:*:*:*:*:*:*:*:*

showing 20 of 100

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2010-05-07modified 2026-06-16

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+25188 more

references (10)

External citations — patches, advisories, analysis.

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