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mruby bigint.c udiv floating point comparison with incorrect operator (mruby)

CVE-2022-4996
MEDIUM 6.9

At a glance

Source
NVD
EPSS
EPSS 0.64 % · percentile 50 ()
State
PUBLISHED
Published
Updated
Assigner
VulDB
NVD status
Deferred

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Description

A flaw has been found in mruby 3.1.0. Affected is the function udiv of the file bigint.c. Executing a manipulation can lead to floating point comparison with incorrect operator. It is possible to launch the attack remotely. The exploit has been published and may be used. It is best practice to apply a patch to resolve this issue.

Weaknesses (CWE)

  • CWE-1077 — Floating Point Comparison with Incorrect Operator

References

Scores

VersionScoreVectorScored by
CVSS 4.0MEDIUM 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:PVulDB
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:CVulDB
CVSS 3.0MEDIUM 5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:CVulDB
CVSS 2.0MEDIUM 5.0AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:CVulDB
CVSS 4.0MEDIUM 5.5CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XNVD · cna@vuldb.com (Secondary)
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LNVD · cna@vuldb.com (Secondary)
CVSS 2.0MEDIUM 5.0AV:N/AC:L/Au:N/C:N/I:N/A:PNVD · cna@vuldb.com (Secondary)

European references

Affected products

ProductVersions
mrubyaffected 3.1.0

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD