Security readout for executives and security teams
Plain-English summary
CVE-2021-44486 is a YottaDB flaw where crafted input may let an attacker alter a function pointer and redirect program execution. The public record names YottaDB through r1.32 and V7.0-000, but provides no CVSS score, CWE, exploit confirmation, or fixed version.
Executive priority
Treat as high priority if YottaDB supports production or externally influenced workloads. The business risk is possible execution-flow control in a database component, but urgency depends on local exposure and vendor remediation status.
Technical view
The issue is described in sr_port/op_write.c, involving the function pointer used by op_write. Crafted input can manipulate that pointer, potentially giving an attacker control over execution flow. Public metadata does not define prerequisites, attack surface, required privileges, or downstream impact.
Likely exposure
Exposure is likely limited to environments running YottaDB through r1.32 or V7.0-000, especially where attacker-controlled data can reach the affected write path. The source bundle does not identify CPEs, packages, or deployment patterns.
Exploitation context
No source in the bundle confirms active exploitation, and the CVE is not listed as KEV. The description indicates a potentially serious control-flow issue, but public evidence here is insufficient to confirm exploit maturity or remote reachability.
Researcher notes
The available record is sparse: no CVSS, CWE, affected CPEs, proof-of-exploit status, or fixed-version statement is included. Analysis should stay tied to the op_write function-pointer claim and YottaDB versions named in the CVE description.
Mitigation direction
- Check YottaDB issue 828 and vendor release notes for fixed versions or workarounds.
- Upgrade affected YottaDB deployments once a vendor-supported fixed release is identified.
- Restrict untrusted access to YottaDB-facing services until remediation is confirmed.
- Prioritize systems handling externally supplied or multi-tenant data.
Validation and detection
- Inventory YottaDB deployments and record exact version strings.
- Flag versions through r1.32 and V7.0-000 for review.
- Map whether untrusted input can reach database write operations.
- Confirm remediation status against current YottaDB vendor guidance.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-44486 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://gitlab.com/YottaDB/DB/YDB/-/issues/828CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.