CVE-2019-3561
UnknownEPSS 1.71%
Last modified
CVE-2019-3561 is a vulnerability of currently unknown severity. Insufficient boundary checks for the strrpos and strripos functions allow access to out-of-bounds memory. This affects all supported versions of HHVM (4.0.3, 3.30.4, and 3.27.7 and below).. EPSS estimates a 1.71% chance of exploitation in the next 30 days.
Description
Insufficient boundary checks for the strrpos and strripos functions allow access to out-of-bounds memory. This affects all supported versions of HHVM (4.0.3, 3.30.4, and 3.27.7 and below).
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Hhvm | <= 3.27.7 | |
| Hhvm | >= 3.28.0, <= 3.30.4 | |
| Hhvm | >= 4.0.0, <= 4.0.3 |
References
- https://github.com/facebook/hhvm/commit/46003b4ab564b2abcd8470035fc324fe36aa8c75Third Party Advisory
- https://hhvm.com/blog/2019/04/03/hhvm-4.0.4.htmlVendor Advisory
- https://github.com/facebook/hhvm/commit/46003b4ab564b2abcd8470035fc324fe36aa8c75Third Party Advisory
- https://hhvm.com/blog/2019/04/03/hhvm-4.0.4.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-3561?
Insufficient boundary checks for the strrpos and strripos functions allow access to out-of-bounds memory. This affects all supported versions of HHVM (4.0.3, 3.30.4, and 3.27.7 and below).
How severe is CVE-2019-3561?
Severity scoring for CVE-2019-3561 is pending analysis. The EPSS model estimates a 1.71% probability of exploitation in the next 30 days.
How do I fix CVE-2019-3561?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2019-3561?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST