Buffer overflow in NetApp Active Iq Unified Manager
CVE-2021-3517
There is a flaw in the xml entity encoding functionality of libxml2 in versions before 2.9.11. An attacker who is able to supply a crafted file to be processed by an application linked with the affected functionality of libxml2 could trigger an out-of-bounds read. The most likely impact of this flaw is to application availability, with some potential impact to confidentiality and integrity if an attacker is able to use memory information to further exploit the application.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.
EPSS exploit prediction
EPSS: 0.170 (97.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.170 · newest: 0.170 · change: 0.000
Affected products
- NetApp Active Iq Unified Manager
- NetApp Clustered Data Ontap
- NetApp Clustered Data Ontap Antivirus Connector
- NetApp E-Series Santricity OS Controller
- NetApp E-Series Santricity Storage Manager
- NetApp E-Series Santricity Web Services
- NetApp Hci H410c
- NetApp Hci H410c Firmware
- NetApp Hci Management Node
- NetApp Manageability Software Development Kit
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2021/05/msg00008.html (mailing-list, Mailing List, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a4508… (mailing-list)
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698… (mailing-list)
- security.gentoo.org/glsa/202107-05 (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20210625-0002/ (Third Party Advisory)
- www.oracle.com/security-alerts/cpuoct2021.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpujan2022.html (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3517?
- CVE-2021-3517 is a high-severity vulnerability in NetApp Active Iq Unified Manager, classified under Out-of-bounds Write. CVSS score: 8.6/10. Published 2021-05-19.
- How severe is CVE-2021-3517?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2021-3517 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.