Skip to content
Fencer Vulns
high 7.8

CVE-2022-2950 json

Altair HyperView Player versions 2021.1.0.27 and prior are vulnerable to the use of uninitialized memory vulnerability during parsing of H3…

published 2022-12-13 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-35171

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

Altair HyperView Player versions 2021.1.0.27 and prior are vulnerable to the use of uninitialized memory vulnerability during parsing of H3D files. A DWORD is extracted from an uninitialized buffer and, after sign extension, is used as an index into a stack variable to increment a counter leading to memory corruption.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-284-01 updated cvss 7.8

Altair HyperView Player

  • Altair HyperView Player <= 2021.1.0.27
    affected: mitigation “Mitigation measures have been added to the latest version of HyperView Player v2022.1. Altair One recommends users apply the update to mitigate these vulnerabilities.” altairone.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Altair HyperView Player

Classification

Weakness
  • CWE-908 Use of Uninitialized Resource

References

Sources

Fencer Vulns 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.