PatchTheCVECVE-2013-7487: On Swann DVR04B, DVR08B, DVR-16CIF, and DVR16B devices, raysharpdvr application has a vulnerable call to “syst
CVE-2013-7487 is a critical-severity flaw (CVSS 9.8) affecting dvr04b firmware, dvr08b firmware, dvr-16cif firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
On Swann DVR04B, DVR08B, DVR-16CIF, and DVR16B devices, raysharpdvr application has a vulnerable call to “system”, which allows remote attackers to execute arbitrary code via TCP port 9000.
Why this priority
- Critical severity
- Public exploit reference
- Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 9.8 (Critical) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 2.7% (top 14%) |
| CISA exploited list | No |
| Weakness | CWE-74 |
| Published | 2020-03-21 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2013-7487?
dvr04b firmware: mitigate or apply the listed mitigation; dvr08b firmware: mitigate or apply the listed mitigation; dvr-16cif firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2013-7487 being exploited?
CVE-2013-7487 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2013-7487 affect?
CVE-2013-7487 affects dvr04b firmware, dvr08b firmware, dvr-16cif firmware. Severity is critical (CVSS 9.8). On Swann DVR04B, DVR08B, DVR-16CIF, and DVR16B devices, raysharpdvr application has a vulnerable call to “system”, which allows remote attackers to execute arbitrary code via TCP port 9000.
How urgent is CVE-2013-7487?
Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action