CVE-2018-17480
Out-of-bounds Write: Is CVE-2018-17480 real, exploitable, or a false positive? Here's the community verdict.
Community verdict: No field verdicts yet. Be the first practitioner to weigh in.
signals
public sources
Confirmed exploited in the wild. Patch this first, regardless of the base score.
cisa ssvc
CISA Vulnrichment · assessed
CISA decision, by how critical the affected system is to you:
- low impact → Track
- medium impact → Attend
- high impact → Act
Track: normal patch cycle · Track*: watch closely · Attend: patch sooner · Act: patch now. About SSVC ↗
baseline read
auto · not a community verdict
Real — exploited in the wild
CISA confirms active exploitation. Treat scanner hits as true positives unless your specific version or config is unaffected.
Based on CISA KEV
Confirm or dispute →CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Execution of user supplied Javascript during array deserialization leading to an out of bounds write in V8 in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
References
Published · Added to CISA KEV (1275 days after publication)
Embed this verdict
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timeline
- CISA SSVC assessment · exploitation: active
- Added to CISA KEV · confirmed exploited in the wild
- Added to VulnCheck KEV · reported exploited in the wild
- Published by NVD
Score and exploit changes tracked since .
Community ground truth
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In your experience, is this finding real and exploitable?
awaiting field verdictsCurated baseline: TruePositive's read from public sources is Real & exploitable — a starting point, not a community verdict.
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Field notes & remediation
Verdicts are the quick signal. Notes are the evidence and fixes behind them.
- 0
Google Chromium V8 Out-of-Bounds Write Vulnerability — Google Chromium V8 Engine contains out-of-bounds write vulnerability that allows a remote attacker to execute code inside a sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera. Listed in the CISA KEV catalog (added 2022-06-08) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~36%. Treat it as real and prioritize remediation over triage.
- 0
Required action for Google Chromium V8: Apply updates per vendor instructions. CISA set a federal remediation due date of 2022-06-22. After patching, verify the vulnerable path is no longer reachable before closing the finding.
Add a field note or remediationoptional
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