Back
CVE-2001-0170
glibc 2.1.9x and earlier does not properly clear the RESOLV_HOST_CONF, HOSTALIASES, or RES_OPTIONS environmental variables when executing…
Low2.1EPSS 0.84%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.84% · top 42% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- linux-glibc-read-files(5907) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- RHSA-2001:001 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 20010110 [slackware-security] glibc 2.2 local vulnerability on setuid binaries (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20010110 Glibc Local Root Exploit (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 2181 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .