Security readout for executives and security teams
Plain-English summary
CVE-2022-50688 affects Cobian Backup Gravity 11.2.0.582 on Windows. A local low-privileged user may be able to make code run as LocalSystem when the backup service starts. This is serious on shared workstations or servers because backup software often runs with powerful permissions.
Executive priority
Treat as high priority for backup servers and shared Windows systems. It is not a remote internet worm scenario, but successful exploitation can give full local system control and potentially undermine backup integrity.
Technical view
The issue is a CWE-428 unquoted service path in the CobianBackup11 Windows service. With local access and low privileges, an attacker could place malicious content in a path Windows may resolve during service startup, leading to LocalSystem execution. The provided sources identify version 11.2.0.582 as affected.
Likely exposure
Exposure is limited to systems running Cobian Backup Gravity 11.2.0.582 with the vulnerable CobianBackup11 service installed. The attack requires local access, so internet exposure is not the primary risk.
Exploitation context
The source bundle includes a public ExploitDB reference, but it does not establish active exploitation. The CVE is not marked as CISA KEV in the provided data. Risk is highest where untrusted users can log on locally or compromise a low-privileged account.
Researcher notes
Evidence supports a local privilege escalation in Cobian Backup Gravity 11.2.0.582 via unquoted service path. Public exploit material is referenced, but active exploitation and fixed versions are not confirmed in the provided sources.
Mitigation direction
- Inventory endpoints and servers for Cobian Backup Gravity 11.2.0.582.
- Check Cobiansoft guidance for an update or supported configuration remediation.
- Prioritize systems allowing multiple local users or remote interactive logon.
- Restrict local logon rights to backup hosts where possible.
- Consider removing or replacing unsupported installations if no vendor fix is available.
Validation and detection
- Confirm whether Cobian Backup Gravity 11.2.0.582 is installed.
- Review the CobianBackup11 Windows service path for unsafe unquoted spacing.
- Verify the service runs with elevated privileges, such as LocalSystem.
- Check whether vendor updates or configuration changes have been applied.
- Document systems where local untrusted users have access.
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-428: 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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-50688 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
- High
- CVSS
- 8.5 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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 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:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
8.5HighVector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-50791CVE reference · exploit
- Cobian Backup Official Vendor HomepageCVE reference · product
- VulnCheck Advisory: Cobian Backup Gravity 11.2.0.582 Unquoted Service Path Privilege EscalationCVE reference · third-party-advisory
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.
Unquoted Search Path or Element
Unquoted Search Path or Element represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.