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NTAP-20211229-0002 — CVE-2021-43527 Libnss Vulnerability in NetApp Products
Published 2021-12-29 · Updated 2022-05-27 · Status: Final · Exploitation: Public · Severity: not scored · ONTAP affected: No — other NetApp product
Official advisory: NTAP-20211229-0002 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.
Product family: E-Series / SANtricity · Cloud Backup / AltaVault / SteelStore | other NetApp product
CVEs in this advisory
Impact
Successful exploitation of this vulnerability could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS).
Affected products
- E-Series SANtricity OS Controller Software 11.x
- NetApp Cloud Backup (formerly AltaVault)
Official fixes
- E-Series SANtricity OS Controller Software 11.x — vendor fix ↗
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1737470 ↗
- https://ftp.mozilla.org/pub/security/nss/releases/NSS_3_68_1_RTM/ ↗
- https://ftp.mozilla.org/pub/security/nss/releases/NSS_3_73_RTM/ ↗
- https://www.mozilla.org/security/advisories/mfsa2021-51/ ↗
What to do
- Compare your installed product and version against the affected list above and the official advisory's affected-versions table.
- Apply the fixed release named in the official advisory, or the documented workaround if no fix ships yet.
- Limit management-plane exposure (BMC/management interfaces, web UIs, SNMP) until patched.
- Track follow-ups in the site CVE index and the security RSS feed.
Related reading
- Site CVE index — every CVE we track, split by year
- Security hub — recent NetApp advisories and what changed
- Security hardening baseline — applies to NetApp management planes generally
- Every NetApp advisory published in 2021