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Fencer Intel
critical 9.8

CVE-2017-5358 in the critical feed json

Stack-based buffer overflows in php_Easycom5_3_0.dll in EasyCom for PHP 4.0.0.29 allows remote attackers to execute arbitrary code via the…

published 2017-03-15 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-14462

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.1%
EPSS 12.1% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

Stack-based buffer overflows in php_Easycom5_3_0.dll in EasyCom for PHP 4.0.0.29 allows remote attackers to execute arbitrary code via the server argument to the (1) i5_connect, (2) i5_pconnect, or (3) i5_private_connect API function.

Timeline

  1. First public exploit (EDB-41425)
  2. Published

Exploit prediction

12.15% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-41425 EasyCom For PHP 4.0.0 - Buffer Overflow (PoC) dos, 2017-02-22
  • hyp3rlinx.altervista.org http://hyp3rlinx.altervista.org/advisories/EASYCOM-PHP-API-BUFFER-OVERFLOW.txt referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/141299/EasyCom-AS400-PHP-API-Buffer-Overflow.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.