A path traversal vulnerability exists in Riverbed SteelHead VCX appliances (confirmed in VCX255U 9.6.0a) due to improper input validation in the log filtering functionality exposed via the management web interface. An authenticated attacker can exploit this flaw by submitting crafted filter expressions to the log_filter endpoint using the filterStr parameter. This input is processed by a backend parser that permits execution of file expansion syntax, allowing the attacker to retrieve arbitrary system files via the log viewing interface.
CVE-2025-34098
This high-severity CVE scores 7.1 under NVD CVSS v3. EPSS exploit probability: 0.7%, top 50% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Public exploit code is available (Metasploit, public exploit)
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.1
- EG Score
- 7.1(medium)
- EG Risk
- 58(Track)EG Risk 58/100SSVC: 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 computedSeverity71% × 45%Exploitation65% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 51%
- KEV
- Not listed
Published
July 10, 2025
Last Modified
April 15, 2026
References (3)
- disclosure@vulncheckhttps://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/scanner/http/riverbed_steelhead_vcx_file_read.rb
- disclosure@vulncheckhttps://vulncheck.com/advisories/riverbed-steel-head-vcx-authenticated-arbitrary-file-read
- disclosure@vulncheckhttps://www.exploit-db.com/exploits/42101
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 6× in last 7d / 38× 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 122 total refreshes for this CVE.
- 2026-08-07 16:26 UTCEPSS rescore
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- 2026-07-16 17:02 UTCEPSS rescore
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- 2026-06-08 16:00 UTCEG score recompute▲ 7.10
- 2026-06-08 16:00 UTCGHSA enrichment
- 2026-06-08 14:16 UTCEPSS rescore
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Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Metasploitauxiliary/scanner/http/riverbed_steelhead_vcx_file_read✓ verifiedFirst seen Jun 1, 2017
Riverbed SteelHead VCX File Read
Open source ↗
Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2025-34098?
When was CVE-2025-34098 disclosed?
Is CVE-2025-34098 actively exploited?
What is the CVSS score of CVE-2025-34098?
How do I remediate CVE-2025-34098?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2025-34098
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