CVE-2001-0170

lowpriority · track · 18OT risk · elevatedEPSS 0.008 · 58 %ileexploit · functionalEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · functional

Likely / severe?

0.84% (58th) EPSS

CVSS 2.1 · low

Is it mine?

14 products

Check your exposure

Who says so?

3 sources

enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

glibc 2.1.9x and earlier does not properly clear the RESOLV_HOST_CONF, HOSTALIASES, or RES_OPTIONS environmental variables when executing setuid/setgid programs, which could allow local users to read arbitrary files.

cvss

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

2.1

010

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

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.9

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nsecondary · FSTEC (BDU) RU

v2.01.9lowAV:L/AC:L/Au:N/C:P/I:N/A:N/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-269USLLM-inferredCWE-276USLLM-inferred

exploits (2)

Public proof-of-concept and weaponised exploit code.

EDB-258glibc-2.2 / openssh-2.3.0p1 / glibc 2.1.9x - File Readfunctional · exploit_db
EDB-317Resolv+ 'RESOLV_HOST_CONF' - Linux Library Command Executionfunctional · exploit_db

affected products (14)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Red Hat Inc. Red Hat Enterprise Linux≤ 7fstec_bduRU
conectiva linux= 4.0nvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= 4.0esnvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= 4.1nvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= 4.2nvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= 5.0nvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= 5.1nvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= 6.0nvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= ecommercenvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
conectiva linux= graficasnvdUScpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
debian debian linux= 2.3nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
immunix immunix= 7.0_betanvdUScpe:2.3:a:immunix:immunix:*:*:*:*:*:*:*:*
redhat linux= 7.0nvdUScpe:2.3:o:redhat:linux:*:*:*:*:*:*:*:*

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2001-03-26modified 2026-06-16

references (10)

External citations — patches, advisories, analysis.

scry

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