CVE-2018-9076 — For some Iomega, Lenovo, LenovoEMC NAS devices versions 4

For some Iomega, Lenovo, LenovoEMC NAS devices versions 4.1.402.34662 and earlier, when changing the name of a share, an attacker can craft a command injection payload using backtick "``" characters in the name parameter. As a result, arbitrary commands may be executed

01What is this vulnerability?

For some Iomega, Lenovo, LenovoEMC NAS devices versions 4.1.402.34662 and earlier, when changing the name of a share, an attacker can craft a command injection payload using backtick "``" characters in the name parameter. As a result, arbitrary commands may be executed as the root user. The attack requires a value __c and iomega parameter.

02Affected products

Vendor	Product	Versions
Lenovo Group LTD	Iomega StorCenter	4.1.402.34662
Lenovo Group LTD	LenovoEMC	4.1.402.34662
Lenovo Group LTD	EZ Media and Backup Center	4.1.402.34662

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-09-28T20:00:00.000Z
• Last modified: 2024-08-05T07:17:50.595Z

09References

• support.lenovo.com — https://support.lenovo.com/us/en/solutions/LEN-24224