HPE LoadRunner before 12.53 Patch 4 and HPE Performance Center before 12.53 Patch 4 allow remote attackers to execute arbitrary code via unspecified vectors. At least in LoadRunner, this is a libxdrutil.dll mxdr_string heap-based buffer overflow.
Conclusion & alert: CVE-2017-5789 is rated High Risk (68.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 17.86%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 33.85% | 17.86% | -15.99% |
| 2 | 2025-11-21 | 31.44% | 33.85% | +2.41% |
| 3 | 2025-11-18 | — | 31.44% | — |
Full EPSS history (22 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hp | loadrunner | <= 12.53 | cpe:2.3:a:hp:loadrunner:*:*:*:*:*:*:*:* |
| hp | performance_center | <= 12.53 | cpe:2.3:a:hp:performance_center:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/101224 | Third Party Advisory VDB Entry |
| http://www.securityfocus.com/bid/96774 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1038028 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1038029 | Third Party Advisory VDB Entry |
| http://www.zerodayinitiative.com/advisories/ZDI-17-160/ | Third Party Advisory VDB Entry |
| https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbgn03712en_us | Vendor Advisory |
| https://www.tenable.com/security/research/tra-2017-13 | Third Party Advisory |