HOMEVULNERABILITIESCVE-2019-16733
CRITICAL

CVE-2019-16733

CWE-78Published: December 13, 2019· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

processCommandSetUid() in libcommon.so in Petwant PF-103 firmware 4.22.2.42 and Petalk AI 3.2.2.30 allows remote attackers to execute arbitrary system commands as the root user.

NVD Source

Technical Analysis

CVE-2019-16733 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.

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

petwant2 product(s)
pf-103 firmwarepf-103
skymee2 product(s)
petalk ai firmwarepetalk ai
Source: NVD CPE · 4 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

ADVISORYhttps://blog.securityevaluators.com/remotely-exploiting-iot-pet-feeders-21013562aea3
ADVISORYhttps://blog.securityevaluators.com/remotely-exploiting-iot-pet-feeders-21013562aea3

All References (2)

→
https://blog.securityevaluators.com/remotely-exploiting-iot-pet-feeders-21013562aea3Exploit · Third Party Advisory
→
https://blog.securityevaluators.com/remotely-exploiting-iot-pet-feeders-21013562aea3Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2019-16733
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-78
CISA KEVNo
Affected2 vendor(s)
PublishedDec 13, 2019

Related CVEs (CWE-78)

CVE-2024-58338
10.0
CVE-2023-3572
10.0
CVE-2020-6364
10.0
CVE-2009-1916
10.0
CVE-2023-37903
10.0
CVE-2009-20011
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-16733 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. CVE data is provided under the NVD usage policy.
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