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| Vulnerability ID | VCID-kcsp-h1s5-wbea |
| Aliases |
CVE-2019-9516
|
| Summary | Excessive memory usage in HTTP/2 with zero length headers |
| Status | Published |
| Exploitability | 0.5 |
| Weighted Severity | 6.2 |
| Risk | 3.1 |
| Affected and Fixed Packages | Package Details |
| System | Score | Found at |
|---|---|---|
| cvssv3 | 6.5 | https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9516.json |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| epss | 0.02173 | https://api.first.org/data/v1/epss?cve=CVE-2019-9516 |
| cvssv3 | 7.5 | https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml |
| generic_textual | low | https://mailman.nginx.org/pipermail/nginx-announce/2019/000249.html |
| archlinux | Medium | https://security.archlinux.org/AVG-1022 |
| archlinux | Medium | https://security.archlinux.org/AVG-1023 |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Percentile | 0.8426 |
| EPSS Score | 0.02173 |
| Published At | April 1, 2026, 12:55 p.m. |
| Date | Actor | Action | Source | VulnerableCode Version |
|---|---|---|---|---|
| 2026-04-01T12:31:46.668669+00:00 | Nginx Importer | Import | https://nginx.org/en/security_advisories.html | 38.0.0 |