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CVE-2023-3079

Exploited in the wild. In CISA KEV since 2023‑06‑07. Fixed versions are out.

CVSS 3.18.8HighEPSS percentile99th38% chance in 30 daysCISA KEVListedsince 2023-06-07, due 2023-06-28
Public exploit: 2 sourcesFix5 products2 fixed builds listed below

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Google ChromeAffected: ≥ 114.0.5735.110, < 114.0.5735.110Upgrade to: 114.0.5735.110Stated by: CVE record
  • Couchbase ServerAffected: < 7.1.5Upgrade to: 7.1.5Stated by: NVD
  • ООО «РусБИТех-Астра» Astra Linux Special EditionAffected: 1.6 «Смоленск»Upgrade to: not statedStated by: BDU
  • Microsoft Corp Microsoft EdgeAffected: до 114.0.1823.41Upgrade to: not statedStated by: BDU
  • АО «НППКТ» ОСОН ОСнова ОnyxAffected: до 2.8Upgrade to: not statedStated by: BDU

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

Coverage timeline

0 publishers

  1. Added to CISA KEV catalog

    ·CISA KEV

Sourced from public security reporting — each date is when it was published, not when it happened.

What it is

From the CVE record

Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS99th
Public exploit
CISA KEV
CISA KEV

Listed as exploited in the wild since 2023-06-07.

US federal agencies must remediate by 2023-06-28.

Apply updates per vendor instructions.
Public exploits

2 sources with a proof of concept or module.

Exploit links, PoCs and Metasploit modules after sign-in
EPSS

38% chance of exploitation activity in the next 30 days, which ranks it in the 99th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

The patch came 133 days before any public exploit.

  1. Patch availablerecord updated
  2. OpenVAS check added
  3. EPSS band changelow → moderate
  4. Public exploit / PoCsource: packetstorm
  5. Patch availablerecord updated
  6. Added to CISA KEV

Affected products

And 3 more affected products. See all after sign-in

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Scored 8.8 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction RequiredA user must click a link, open a file, or perform some action

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality HighTotal information disclosure — all data in the component is compromised
  • Integrity HighTotal loss of integrity — attacker can modify any data in the component
  • Availability HighTotal denial of service — the component is completely unavailable

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

And 14 more references. See all after sign-in

Watch the software you run.

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We'll flag the next CVE, public exploit or patch for Chrome, not every advisory. This one: actively exploited.