CRITICAL
CVE-2009-4025
CWE-78Published: November 29, 2009· Updated: Jun 16, 2026
10.0
CVSS v3.1
Official Description
Argument injection vulnerability in the traceroute function in Traceroute.php in the Net_Traceroute package before 0.21.2 for PEAR allows remote attackers to execute arbitrary shell commands via the host parameter. NOTE: some of these details are obtained from third party information.
Technical Analysis
CVE-2009-4025 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C
Affected Vendors & Products
pear1 product(s)
pear
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
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Official Patches & Advisories
All References (28)
→
http://blog.pear.php.net/2009/11/14/net_traceroute-and-net_ping-security-advisory/Patch · Vendor Advisory
→
http://pear.php.net/advisory20091114-01.txtVendor Advisory
→
http://www.vupen.com/english/advisories/2009/3321Patch · Vendor Advisory
→
http://blog.pear.php.net/2009/11/14/net_traceroute-and-net_ping-security-advisory/Patch · Vendor Advisory
Quick Facts
CVE IDCVE-2009-4025
CVSS Score10.0 / 10
SeverityCRITICAL
WeaknessCWE-78
CISA KEVNo
Affected1 vendor(s)
PublishedNov 29, 2009
Related CVEs (CWE-78)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2009-4025 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.