RCE in NetApp Snapmanager
CVE-2021-39144
XStream is a simple library to serialize objects to XML and back again. In affected versions this vulnerability may allow a remote attacker has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types. XStream 1.4.18 uses no longer a blacklist by default, since it cannot be secured for general purpose.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.981 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Netapp Snapmanager
- Oracle Business_activity_monitoring — versions 12.2.1.4.0
- Oracle Commerce_guided_search — versions 11.3.2
- Oracle Communications_billing_and_revenue_management_elastic_charging_engine — versions 11.3, 12.0
- Oracle Communications_cloud_native_core_automated_test_suite — versions 1.9.0
- Oracle Communications_cloud_native_core_binding_support_function — versions 1.10.0
- Oracle Communications_cloud_native_core_policy — versions 1.14.0
- Oracle Communications_unified_inventory_management — versions 7.3.4, 7.3.5, 7.4.0
- Oracle Retail_xstore_point_of_service — versions 16.0.6, 17.0.4, 18.0.3
- Oracle Utilities_framework — versions 4.2.0.2.0, 4.2.0.3.0, 4.3.0.1.0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- security-advisories@github.com (Vendor Advisory)
- security-advisories@github.com (Exploit, Vendor Advisory)
- security-advisories@github.com (mailing-list, Mailing List, Third Party Advisory)
- security-advisories@github.com (vendor-advisory, Mailing List, Release Notes, Broken Link)
- security-advisories@github.com (vendor-advisory, Mailing List, Release Notes, Broken Link)
- security-advisories@github.com (vendor-advisory, Mailing List, Release Notes, Broken Link)
- security-advisories@github.com (vendor-advisory, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory)
- security-advisories@github.com (Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-39144?
- CVE-2021-39144 is a high-severity vulnerability in NetApp Snapmanager, classified under Code Injection. CVSS score: 8.5/10. Published 2021-08-23.
- How severe is CVE-2021-39144?
- High severity. CVSS v3 base score is 8.5 out of 10.
- Is CVE-2021-39144 known to be exploited?
- Yes. CVE-2021-39144 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-03-10), indicating it is being actively exploited. 15 public proof-of-concept repositories are indexed.