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CVE Record

CVE-2023-7024: Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potent...

Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

HighCVSS 8.8Known exploitedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2023-7024 is a high-severity Chrome WebRTC memory corruption flaw. A user visiting a crafted HTML page could expose the browser to compromise. Because CISA lists it in KEV, defenders should treat it as known exploited and prioritize rapid browser updates.

Executive priority

Treat this as urgent endpoint exposure. The flaw affects a widely deployed browser component, has high impact, and is listed by CISA as known exploited.

Technical view

The issue is a heap buffer overflow in WebRTC, classified as CWE-787. Chrome versions before 120.0.6099.129 are affected. CVSS 3.1 is 8.8 with network attack vector, low complexity, no privileges, required user interaction, and high confidentiality, integrity, and availability impact.

Likely exposure

Organizations are exposed where Chrome or Chromium-based packages remain below the fixed vendor versions, especially on managed endpoints, Linux desktops, shared kiosks, and systems with delayed browser updates.

Exploitation context

CISA KEV inclusion supports active exploitation. The provided sources describe exploitation via a crafted HTML page but do not provide public exploit mechanics, scope, targets, or campaign details.

Researcher notes

Public details are limited. Focus validation on version exposure, WebRTC-enabled browser footprint, and package provenance. Avoid assuming additional affected products beyond Chrome and cited distribution Chromium packages.

Mitigation direction

  • Update Google Chrome to 120.0.6099.129 or later.
  • Apply Debian, Fedora, and Gentoo Chromium security updates where applicable.
  • Prioritize remediation under CISA KEV timelines for exposed assets.
  • Check vendor guidance for managed browser channels and Chromium-derived deployments.

Validation and detection

  • Inventory Chrome and Chromium versions across endpoints.
  • Confirm no managed browser is below 120.0.6099.129.
  • Review endpoint management telemetry for successful browser update deployment.
  • Validate Linux package updates against Debian, Fedora, or Gentoo advisories.
  • Track remediation closure for assets subject to KEV requirements.
Prepared
Confidence
high
Sources
8

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-787: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2023-7024 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
High
CVSS
8.8 (3.1)
Known Exploited
Yes
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
8Source links

CISA KEV status

Status
Known exploited
Source
CISA / ADP
Date added
Not provided

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
8.8CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8.8High
CVSS 3.1 vector shape for CVE-2023-7024Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
GoogleChrome120.0.6099.129Listed
Weakness

CWE details

CWE-787

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-787 · source CWE mapping

Out-of-bounds Write

Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

Open CWE intelligenceSame-CWE CVEs