Security readout for executives and security teams
Plain-English summary
CVE-2021-44485 is a denial-of-service issue in YottaDB. A missing NULL check can let an attacker crash the application by triggering a NULL pointer dereference. The public record does not provide CVSS scoring, attack prerequisites, or evidence of active exploitation.
Executive priority
Prioritize based on YottaDB’s role in production availability. If it supports customer-facing or operational systems, treat remediation planning as time-sensitive despite incomplete severity data.
Technical view
The issue is reported in trip_gen within sr_port/emit_code.c in YottaDB through r1.32 and V7.0-000. The flaw is lack of NULL checks leading to application crash via NULL pointer dereference. Available sources do not describe remote reachability, authentication requirements, or a named fixed release.
Likely exposure
Exposure is most likely limited to environments running affected YottaDB versions. Business impact depends on whether YottaDB supports production services where an application crash would affect availability.
Exploitation context
CISA KEV status is false in the provided bundle. The cited sources do not show active exploitation, public weaponization, or detailed attack conditions. Treat exploitability evidence as incomplete.
Researcher notes
The record identifies a specific source file and function but omits CVSS, CWE, trigger conditions, and patch metadata. Do not assume remote exploitability or active exploitation without additional vendor or threat-intelligence evidence.
Mitigation direction
- Inventory YottaDB deployments and confirm exact versions.
- Review YottaDB GitLab issue 828 and vendor guidance for fixed releases.
- Upgrade or rebuild only according to confirmed vendor remediation guidance.
- Reduce exposure of services that process untrusted inputs through YottaDB.
- Monitor affected services for abnormal crashes or availability loss.
Validation and detection
- Check whether any systems run YottaDB through r1.32 or V7.0-000.
- Review service crash logs for NULL dereference patterns involving YottaDB.
- Confirm whether affected code paths are reachable in production workflows.
- Track vendor issue 828 for remediation or regression-test details.
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-2021-44485 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.