Vulnerability in NetApp Cloud Backup
CVE-2021-23239
The sudoedit personality of Sudo before 1.9.5 may allow a local unprivileged user to perform arbitrary directory-existence tests by winning a sudo_edit.c race condition in replacing a user-controlled directory by a symlink to an arbitrary path.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.5 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.010 (62.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- NetApp Cloud Backup
- NetApp Hci Management Node
- NetApp Solidfire
- Sudo Project
- Debian Linux — versions 10.0
- Fedoraproject Fedora — versions 32, 33
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.suse.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- www.sudo.ws/stable.html (Release Notes, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202101-33 (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20210129-0010/ (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/11/msg00007.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-23239?
- CVE-2021-23239 is a low-severity vulnerability in NetApp Cloud Backup, classified under Improper Link Resolution Before File Access. CVSS score: 2.5/10. Published 2021-01-12.
- How severe is CVE-2021-23239?
- Low severity. CVSS v3 base score is 2.5 out of 10.
- Is CVE-2021-23239 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.