CVE-2022-34960

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-08-26. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The container package in MikroTik RouterOS 7.4beta4 allows an attacker to create mount points pointing to symbolic links, which resolve to locations on the host device. This allows the attacker to mount any arbitrary file to any location on the host.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
63.2%
KEV
Not listed

Published

August 25, 2022

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated May 25, 2026
No patch confirmed yet.
generic

Symlinks as mount portals: Abusing container mount points on MikroTik's RouterOS to gain code execution | nns.ee

https://nns.ee/blog/2022/08/05/routeros-container-rce.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× in last 7d / 48× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 108 total refreshes for this CVE.

  1. 2026-07-23 14:16 UTCEPSS rescore
  2. 2026-07-23 02:12 UTCEG score recompute
  3. 2026-07-22 22:59 UTCEG score recompute
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Frequently asked(5)

What is CVE-2022-34960?
CVE-2022-34960 is a critical vulnerability published on August 25, 2022. The container package in MikroTik RouterOS 7.4beta4 allows an attacker to create mount points pointing to symbolic links, which resolve to locations on the host device. This allows the attacker to mount any arbitrary file to any location on the host.
When was CVE-2022-34960 disclosed?
CVE-2022-34960 was first published in the National Vulnerability Database on August 25, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-34960 actively exploited?
CVE-2022-34960 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 63.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-34960?
CVE-2022-34960 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2022-34960?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-34960, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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