RCE in Oracle Communications_diameter_signaling_router

CVE-2017-9841

Util/PHP/eval-stdin.php in PHPUnit before 4.8.28 and 5.x before 5.6.3 allows remote attackers to execute arbitrary PHP code via HTTP POST data beginning with a "<?php " substring, as demonstrated by an attack on a site with an exposed /ven…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 1.000 (100.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-9841?
CVE-2017-9841 is a critical-severity vulnerability in Oracle Communications_diameter_signaling_router, classified under Code Injection. CVSS score: 9.8/10. Published 2017-06-27.
How severe is CVE-2017-9841?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-9841 known to be exploited?
Yes. CVE-2017-9841 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-15), indicating it is being actively exploited. 92 public proof-of-concept repositories are indexed.