Files
SKELETONKEY/core/cve_metadata.c
T
leviathan e4a600fef2 module metadata: CWE + ATT&CK + CISA KEV triage from federal sources
Adds per-CVE triage annotations that turn SKELETONKEY's JSON output
into something a SIEM/CTI/threat-intel pipeline can route on, and a
KEV badge in --list so operators see at-a-glance which modules
cover actively-exploited bugs.

New tool — tools/refresh-cve-metadata.py:

  - Discovers CVEs by scanning modules/<dir>/ (no hardcoded list).
  - Fetches CISA's Known Exploited Vulnerabilities catalog
    (https://www.cisa.gov/.../known_exploited_vulnerabilities.csv).
  - Fetches CWE classifications from NVD's CVE API 2.0
    (services.nvd.nist.gov), throttled to the anonymous
    5-req/30s limit (~3 minutes for 26 CVEs).
  - Hand-curated ATT&CK technique mapping (T1068 default; T1611 for
    container escapes, T1082 for kernel info leaks — MITRE doesn't
    publish a clean CVE→technique feed).
  - Generates three outputs:
      docs/CVE_METADATA.json   machine-readable, drift-checkable
      docs/KEV_CROSSREF.md     human-readable table
      core/cve_metadata.c      auto-generated lookup table
  - --check mode diffs the committed JSON against a fresh fetch for
    CI drift detection.

New core API — core/cve_metadata.{h,c}:

  struct cve_metadata { cve, cwe, attack_technique, attack_subtechnique,
                        in_kev, kev_date_added };
  const struct cve_metadata *cve_metadata_lookup(const char *cve);

Lookup keyed by CVE id, not module name — the metadata is properties
of the CVE (two modules covering the same bug see the same metadata).
The opsec_notes field stays on the module struct because exploit
technique varies per-module (different footprints).

Output surfacing:
  - --list: new KEV column shows ★ for KEV-listed CVEs.
  - --module-info (text): prints cwe / att&ck / 'in CISA KEV: YES (added
    YYYY-MM-DD)' between summary and operations.
  - --module-info / --scan (JSON): emits a 'triage' subobject with the
    full record, plus an 'opsec_notes' field at top level when set.

Initial snapshot:
  - 10 of 26 modules cover KEV-listed CVEs (dirty_cow, dirty_pipe,
    pwnkit, sudo_samedit, ptrace_traceme, fuse_legacy, nf_tables,
    overlayfs, overlayfs_setuid, netfilter_xtcompat).
  - 24 of 26 have NVD CWE mappings; 2 unmapped (NVD has no weakness
    record for CVE-2019-13272 and CVE-2026-46300 yet).
  - All 26 mapped to an ATT&CK technique.

Verification:
  - macOS local: 33 kernel_range + clean build, --module-info shows
    'in CISA KEV: YES (added 2024-05-30)' for nf_tables, --list KEV
    column renders.
  - Linux (docker gcc:latest): 33 + 54 = 87 passes, 0 fails.

Follow-up commits will add per-module OPSEC notes and --explain mode.
2026-05-23 10:38:01 -04:00

237 lines
7.2 KiB
C

/*
* SKELETONKEY — CVE metadata table
*
* AUTO-GENERATED by tools/refresh-cve-metadata.py from
* docs/CVE_METADATA.json. Do not hand-edit; rerun the script.
* Sources: CISA KEV catalog + NVD CVE API 2.0.
*/
#include "cve_metadata.h"
#include <stddef.h>
#include <string.h>
const struct cve_metadata cve_metadata_table[] = {
{
.cve = "CVE-2016-5195",
.cwe = "CWE-362",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2022-03-03",
},
{
.cve = "CVE-2017-7308",
.cwe = "CWE-681",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2019-13272",
.cwe = NULL,
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2021-12-10",
},
{
.cve = "CVE-2020-14386",
.cwe = "CWE-250",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2021-22555",
.cwe = "CWE-787",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2025-10-06",
},
{
.cve = "CVE-2021-3156",
.cwe = "CWE-193",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2022-04-06",
},
{
.cve = "CVE-2021-33909",
.cwe = "CWE-190",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2021-3493",
.cwe = "CWE-270",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2022-10-20",
},
{
.cve = "CVE-2021-4034",
.cwe = "CWE-787",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2022-06-27",
},
{
.cve = "CVE-2022-0185",
.cwe = "CWE-190",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2024-08-21",
},
{
.cve = "CVE-2022-0492",
.cwe = "CWE-287",
.attack_technique = "T1611",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2022-0847",
.cwe = "CWE-665",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2022-04-25",
},
{
.cve = "CVE-2022-25636",
.cwe = "CWE-269",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2022-2588",
.cwe = "CWE-416",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-0179",
.cwe = "CWE-190",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-0386",
.cwe = "CWE-282",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2025-06-17",
},
{
.cve = "CVE-2023-0458",
.cwe = "CWE-476",
.attack_technique = "T1082",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-2008",
.cwe = "CWE-129",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-22809",
.cwe = "CWE-269",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-32233",
.cwe = "CWE-416",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-3269",
.cwe = "CWE-416",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2023-4622",
.cwe = "CWE-416",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2024-1086",
.cwe = "CWE-416",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = true,
.kev_date_added = "2024-05-30",
},
{
.cve = "CVE-2026-31635",
.cwe = "CWE-130",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2026-41651",
.cwe = "CWE-367",
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
{
.cve = "CVE-2026-46300",
.cwe = NULL,
.attack_technique = "T1068",
.attack_subtechnique = NULL,
.in_kev = false,
.kev_date_added = "",
},
};
const size_t cve_metadata_table_len =
sizeof(cve_metadata_table) / sizeof(cve_metadata_table[0]);
const struct cve_metadata *cve_metadata_lookup(const char *cve)
{
if (!cve) return NULL;
for (size_t i = 0; i < cve_metadata_table_len; i++) {
if (strcmp(cve_metadata_table[i].cve, cve) == 0)
return &cve_metadata_table[i];
}
return NULL;
}