CVE-2005-4158

mediumpriority · track · 28EPSS 0.011 · 65 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

3 exploits · functional

Likely / severe?

1.08% (65th) EPSS

CVSS 4.6 · medium

Is it mine?

31 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-28

Sudo before 1.6.8 p12, when the Perl taint flag is off, does not clear the (1) PERLLIB, (2) PERL5LIB, and (3) PERL5OPT environment variables, which allows limited local users to cause a Perl script to include and execute arbitrary library files that have the same name as library files that are included by the script.

cvss

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

4.6

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 6.4

v2.04.1mediumAV:L/AC:L/Au:N/C:P/I:P/A:P/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USLLM-inferredCWE-426USLLM-inferred

exploits (3)

Public proof-of-concept and weaponised exploit code.

EDB-26498Sudo Perl 1.6.x - Environment Variable Handling Security Bypassfunctional · exploit_db
EDB-27056Sudo 1.6.x - Environment Variable Handling Security Bypass (1)functional · exploit_db
EDB-27057Sudo 1.6.x - Environment Variable Handling Security Bypass (2)functional · exploit_db

affected products (31)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
todd miller sudo= 1.5.6nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.5.7nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.5.8nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.5.9nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.1nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.2nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p1nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p2nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p3nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p4nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p5nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p6nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.3_p7nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.4nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.4_p1nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.4_p2nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*
todd miller sudo= 1.6.5nvdUScpe:2.3:a:todd_miller:sudo:*:*:*:*:*:*:*:*

showing 20 of 31

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 2005-12-11modified 2026-06-16

references (38)

External citations — patches, advisories, analysis.

scry

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