HOMEVULNERABILITIESCVE-2023-28753
CRITICAL

CVE-2023-28753

CWE-787Published: May 18, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

netconsd prior to v0.2 was vulnerable to an integer overflow in its parse_packet function. A malicious individual could leverage this overflow to create heap memory corruption with attacker controlled data.

NVD Source

Technical Analysis

CVE-2023-28753 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

facebook1 product(s)
netconsd
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/facebook/netconsd/commit/9fc54edf54f7caea1189c2b979337ed37af2c60e
PATCHhttps://www.facebook.com/security/advisories/cve-2023-28753
PATCHhttps://github.com/facebook/netconsd/commit/9fc54edf54f7caea1189c2b979337ed37af2c60e
PATCHhttps://www.facebook.com/security/advisories/cve-2023-28753

All References (4)

→
https://github.com/facebook/netconsd/commit/9fc54edf54f7caea1189c2b979337ed37af2c60ePatch
→
https://www.facebook.com/security/advisories/cve-2023-28753Patch · Vendor Advisory
→
https://github.com/facebook/netconsd/commit/9fc54edf54f7caea1189c2b979337ed37af2c60ePatch
→
https://www.facebook.com/security/advisories/cve-2023-28753Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2023-28753
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-787
CISA KEVNo
Affected1 vendor(s)
PublishedMay 18, 2023

Related CVEs (CWE-787)

CVE-2026-4746
10.0
CVE-2011-1807
10.0
CVE-2009-2466
10.0
CVE-2026-42369
10.0
CVE-2004-0978
10.0
CVE-2012-0751
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-28753 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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