CVE-2022-31628

Advisory lineage Upstream: 0 Downstream: 20
Modified
Published: 28 Sept 2022, 22:25
Last modified:20 May 2025, 20:24

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.1 (nvd)
EPSS Score
0.01% LOW
0% probability -0.02%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

28 Sept 2022, 22:25
Published
Vulnerability first disclosed
20 May 2025, 20:24
Last Modified
Vulnerability information updated

Description

In PHP versions before 7.4.31, 8.0.24 and 8.1.11, the phar uncompressor code would recursively uncompress "quines" gzip files, resulting in an infinite loop.

CVSS Metrics

  • v3.1•LOW•Score: 2.3CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 0.01%• Percentile: 3%

Techniques & Countermeasures

  • CWE-674•Uncontrolled Recursion

    The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

  • 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

    10.0 | 11.0

  • fedoraproject•fedora

    35 | 36 | 37

  • Unknown•PHP

    ≥ 7.4.X, < 7.4.31 | ≥ 8.0.X, < 8.0.24 | ≥ 8.1.X, < 8.1.11

  • Unknown•PHP

    < 7.4.31 | ≥ 8.0.0, < 8.0.24 | ≥ 8.1.0, < 8.1.11

References (8)