VDB

CVE-2019-20007

CVE-2019-20007 PUBLISHED

An issue was discovered in ezXML 0.8.2 through 0.8.6. The function ezxml_str2utf8, while parsing a crafted XML file, performs zero-length reallocation in ezxml.c, leading to returning a NULL pointer (in some compilers). After this, the function ezxml_parse_str does not check whether the s variable is not NULL in ezxml.c, leading to a NULL pointer dereference and crash (segmentation fault).

EPSS 0.85% · 75.3th percentile

Risk Scores

EPSS Score
0.85%
75.3th percentile

Affected Products

VendorProductVersions
Ubuntu:22.04:LTSnetcdf-parallel0, 1:4.7.4-1, 1:4.8.1-2
Ubuntu:25.10scilab0, *, 2024.1.0+dfsg-7ubuntu1
Ubuntu:24.04:LTSmapcache1.14.0-4build2, 0, 1.14.0-2build2
Ubuntu:24.04:LTSscilab*, 0, 6.1.1+dfsg2-10
Ubuntu:18.04:LTSmapcache1.6.1-1, 1.6.0-2, 0
Ubuntu:22.04:LTSscilab*, 0, 6.1.1+dfsg2-3ubuntu1
Ubuntu:22.04:LTSmapcache1.10.0-2build1, 0, 1.12.0-1
Ubuntu:22.04:LTSnetcdf1:4.7.4-1build1, 1:4.8.1-1, 0
Ubuntu:20.04:LTSnetcdf1:4.6.2-1build1, 1:4.7.3-1, 0
Ubuntu:16.04:LTSmapcache0, 1.4.0-3, 1.4.0-4
Ubuntu:20.04:LTSnetcdf-parallel0, 1:4.6.2-1
Ubuntu:25.10mapcache1.14.1-1build1, 1.14.1-3, 0
Ubuntu:18.04:LTSscilab5.5.2-6, 6.0.1-7ubuntu1~18.04.1, 6.0.1-1ubuntu1
Ubuntu:Pro:16.04:LTSscilab5.5.2-1ubuntu1, 0, 5.5.2-2ubuntu3+esm1
Ubuntu:20.04:LTSscilab6.0.2-0ubuntu3, 6.1.0+dfsg1-1ubuntu3, 6.1.0+dfsg1-1ubuntu3.1
Ubuntu:20.04:LTSmapcache1.8.0-1build2, 0, 1.8.0-1

Exploit Intelligence

Timeline

  • Dec 26, 2019 CVE Published
  • Apr 14, 2021 EPSS Score
  • Jun 23, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Jan 6, 2022 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • May 1, 2022 EPSS Score
  • Sep 4, 2022 EPSS Score
  • Nov 6, 2022 EPSS Score
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