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Add a CWE array to the support #309 #310

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Add a CWE array to the support #309 #310

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235d15f
Add a CWE array to the support #309
SashaTail Feb 7, 2025
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SashaTail Feb 7, 2025
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2 changes: 1 addition & 1 deletion CveXplore/VERSION
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Original file line number Diff line number Diff line change
@@ -1 +1 @@
0.3.36
0.3.37
27 changes: 19 additions & 8 deletions CveXplore/core/database_maintenance/sources_process.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
import glob
import hashlib
import json
import re
import shutil
import time
from typing import Any, Tuple
Expand Down Expand Up @@ -694,17 +695,27 @@ def process_the_item(self, item: dict = None):
self.stem(cpeuri["criteria"]),
)
if "weaknesses" in item["cve"]:
cwe_set = set()

for problem in item["cve"]["weaknesses"]:
for cwe in problem[
"description"
]: # NVD JSON not clear if we can get more than one CWE per CVE (until we take the last one) -
# NVD-CWE-Other??? list?
for cwe in problem.get("description", []):
if cwe["lang"] == "en":
cve["cwe"] = cwe["value"]
if not ("cwe" in cve):
cve["cwe"] = defaultvalue["cwe"]
cwe_set.add(cwe["value"])

cve["cwe"] = sorted(cwe_set)

# If at least one valid CWE exists, remove all "NVD-CWE-*" entries
if any(not re.match(r"^NVD-CWE-", cwe) for cwe in cve["cwe"]):
cve["cwe"] = [
cwe for cwe in cve["cwe"] if not re.match(r"^NVD-CWE-", cwe)
]

# If the list is empty after filtering, assign the default value
if not cve["cwe"]:
cve["cwe"] = [defaultvalue["cwe"]]
else:
cve["cwe"] = defaultvalue["cwe"]
# Assign the default value if "weaknesses" is not present
cve["cwe"] = [defaultvalue["cwe"]]

cve["vulnerable_configuration_cpe_2_2"] = []

Expand Down
2 changes: 1 addition & 1 deletion CveXplore/database_models/models.py
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Expand Up @@ -126,7 +126,7 @@ class Cves(CveXploreBase):
cvssTime = Column(DateTime, doc="Time of the CVSS of the CVE")
cvssVector = Column(String(100), doc="Vector of the CVSS of the CVE")
configurations = Column(JSON, doc="Vulnerable configurations of the CVE")
cwe = Column(String(50), index=True, doc="Related CWEs to the CVE")
cwe = Column(JSON, default=[], doc="Related CWEs to the CVE")
epss = Column(Float, index=True, doc="Epss of the CVE")
epssMetric = Column(JSON, doc="Epss metric of the CVE")
exploitabilityScore = Column(Float, doc="Exploitability Score of the CVE")
Expand Down