CVE-2022-30984 — A buffer overflow vulnerability in the Rubrik Backup Service (RBS) Agent for Lin

A buffer overflow vulnerability in the Rubrik Backup Service (RBS) Agent for Linux or Unix-based systems in Rubrik CDM 7.0.1, 7.0.1-p1, 7.0.1-p2 or 7.0.1-p3 before CDM 7.0.2-p2 could allow a local attacker to obtain root privileges by sending a crafted message to the RBS agent.

01What is this vulnerability?

A buffer overflow vulnerability in the Rubrik Backup Service (RBS) Agent for Linux or Unix-based systems in Rubrik CDM 7.0.1, 7.0.1-p1, 7.0.1-p2 or 7.0.1-p3 before CDM 7.0.2-p2 could allow a local attacker to obtain root privileges by sending a crafted message to the RBS agent.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

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: 2022-08-25T23:18:19.000Z
• Last modified: 2024-08-03T07:03:40.258Z

09References

• rubrik.com — https://rubrik.com
• www.rubrik.com — https://www.rubrik.com/advisories/rbk-20220705-V0037