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Fencer Intel
low 2.2

CVE-2018-17955 json

Static tempfile name allows overwriting of arbitrary files

published 7y ago modified 4mo ago also EUVD-2018-9696

cvss
2.2
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 23%
public exploits
0
none known

Summary

In yast2-multipath before version 4.1.1 a static temporary filename allows local attackers to overwrite files on systems without symlink protection

Patch / fix

  • SUSE yast2-multipath 4.1.1
  • yast2-multipath SLE High Availability Extension 12 SP2 3.1.9-12.3.45
  • yast2-multipath SLE High Availability Extension 12 SP5, SLE High Availability Extension 12 SP4, SLE High Availability Extension 12 SP3 3.2.2-3.3.30

suse advisories SUSE-SU-2021:0182-1SUSE-SU-2020:3231-1

  • yast2-multipath openSUSE Tumbleweed 4.4.1-1.2

opensuse advisories openSUSE-SU-2024:11533-1

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Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 2.2 CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 3.6 AV:L/AC:L/Au:N/C:N/I:P/A:P

Affected products

  • SUSE yast2-multipath

Classification

Weakness
  • CWE-377 DEPRECATED: Insecure Temporary File
  • CWE-59 Improper Link Resolution Before File Access

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.