PatchTheCVECVE-2017-5258: In version 3.5 and prior of Cambium Networks ePMP firmware, an attacker who knows or can guess the RW communit
CVE-2017-5258 is a medium-severity flaw (CVSS 5.4) affecting epmp 1000 firmware, epmp 2000 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
In version 3.5 and prior of Cambium Networks ePMP firmware, an attacker who knows or can guess the RW community string can provide a URL for a configuration file over SNMP with XSS strings in certain SNMP OIDs, serve it via HTTP, and the affected device will perform a configuration restore using the attacker's supplied config file, including the inserted XSS strings.
Why this priority
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.4 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | Required |
| EPSS exploit chance | 0.5% (top 54%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2017-12-20 |
| 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-2017-5258?
epmp 1000 firmware: upgrade to newer than 3.5; epmp 2000 firmware: upgrade to newer than 3.5. Exact commands for each OS are on this page.
Is CVE-2017-5258 being exploited?
CVE-2017-5258 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-2017-5258 affect?
CVE-2017-5258 affects epmp 1000 firmware, epmp 2000 firmware. Severity is medium (CVSS 5.4). In version 3.5 and prior of Cambium Networks ePMP firmware, an attacker who knows or can guess the RW community string can provide a URL for a configuration file over SNMP with XSS strings in certain SNMP OIDs, serve it via HTTP, and the af
How urgent is CVE-2017-5258?
Priority 35/100. Public exploit reference
Related CVEs
- CVE-2017-7922 HIGH 7.6 MITIGATE MITIGATE An Improper Privilege Management issue was discovered in Cambium Networks ePMP
- CVE-2017-7918 MEDIUM 6.8 MITIGATE MITIGATE An Improper Access Control issue was discovered in Cambium Networks ePMP
- CVE-2017-5257 MEDIUM 5.4 UPGRADE UPGRADE In version 3.5 and prior of Cambium Networks ePMP firmware, an attacker who knows (or guesses) the SNMP read/w
- CVE-2017-5256 MEDIUM 5.4 UPGRADE UPGRADE In version 3.5 and prior of Cambium Networks ePMP firmware, all authenticated users have the ability to update
- CVE-2017-5255 HIGH 8.8 UPGRADE UPGRADE In version 3.5 and prior of Cambium Networks ePMP firmware, a lack of input sanitation for certain parameters