CVE-2018-9251

Advisory lineage Upstream: 0 Downstream: 6
Modified
Published: 04 Apr 2018, 02:00
Last modified:05 Aug 2024, 07:17

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
5.3 MEDIUM
v3.0 (nvd)
EPSS Score
0.77% LOW
1% probability -0.27%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

04 Apr 2018, 02:00
Published
Vulnerability first disclosed
05 Aug 2024, 07:17
Last Modified
Vulnerability information updated

Description

The xz_decomp function in xzlib.c in libxml2 2.9.8, if --with-lzma is used, allows remote attackers to cause a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint, a different vulnerability than CVE-2015-8035.

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.3CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
  • v2.0•LOW•Score: 2.6AV:N/AC:H/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 0.77%• Percentile: 74%

Techniques & Countermeasures

  • CWE-835•Loop with Unreachable Exit Condition ('Infinite Loop')

    The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Systems

  • debian•debian_linux

    8.0

  • xmlsoft•libxml2

    2.9.8

References (2)