Security readout for executives and security teams
Plain-English summary
CVE-2023-3050 is a critical authentication-bypass issue in TMT Lockcell before version 15. The software may trust cookies for security decisions without validating their integrity, which could let an unauthenticated attacker abuse privileges. Organizations using Lockcell should treat this as urgent, especially if it is reachable over a network.
Executive priority
Prioritize within the next remediation cycle, sooner for internet-facing or high-value Lockcell systems. The vulnerability can enable authentication bypass and privilege abuse with no required credentials. Business urgency is high because compromise could affect confidentiality, integrity, and availability of protected systems.
Technical view
The CVE describes CWE-784: reliance on cookies without validation and integrity checking in a security decision. CVSS 3.1 is 9.8: network-accessible, low complexity, no privileges, no user interaction, with high confidentiality, integrity, and availability impact. Affected scope is stated as TMT Lockcell before 15.
Likely exposure
Exposure is limited to organizations running TMT Lockcell versions before 15. Risk is highest where Lockcell is internet-facing, accessible from untrusted networks, or protects sensitive workflows. The provided sources do not identify specific deployment patterns or default exposure.
Exploitation context
The record includes a public reference tagged as exploit and technical description, but the provided sources do not establish active exploitation. CISA KEV status is false. Treat exploitability as plausible due to the CVSS vector, but do not assume known in-the-wild exploitation from this bundle.
Researcher notes
Evidence is limited to CVE metadata and cited advisory references. One USOM link is marked broken in the bundle. The affected statement says Lockcell before 15; no detailed vendor patch notes, indicators of compromise, or confirmed exploitation evidence are included. Avoid assuming broader TMT product impact.
Mitigation direction
- Identify all TMT Lockcell deployments and their versions.
- Upgrade Lockcell to version 15 or later where vendor guidance confirms applicability.
- If upgrade is delayed, restrict network access to trusted users and networks.
- Review vendor and government advisories for current remediation instructions.
- Monitor privileged account activity and session anomalies until remediation is complete.
Validation and detection
- Confirm whether any deployed Lockcell version is earlier than 15.
- Verify Lockcell is not exposed to untrusted networks unnecessarily.
- Check logs for unexpected privilege changes or suspicious session behavior.
- Confirm remediation status against TMT or national advisory guidance.
- Document compensating controls for any system not yet upgraded.
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.
CWE-784: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2023-3050 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9TR-CERTVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.usom.gov.tr/bildirim/tr-23-0345CVE reference, TR-CERT · government-resource, broken-link
- https://fordefence.com/cve-2023-3050-reliance-on-cookies-without-validation-and-integrity-checking-in-a-security-decision-vulnerability-in-tmt-lockcell-allows-privilege-abuse-authentication-bypass/CVE reference, TR-CERT · exploit, technical-description
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0345CVE reference, TR-CERT · government-resource
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.
Reliance on Cookies without Validation and Integrity Checking in a Security Decision
Reliance on Cookies without Validation and Integrity Checking in a Security Decision represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.