CVE-2020-7060

Advisory lineage Upstream: 0 Downstream: 14
Modified
Published: 10 Feb 2020, 07:45
Last modified:17 Sept 2024, 03:33

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.1 CRITICAL
v3.1 (nvd)
EPSS Score
6.4% LOW
6% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

10 Feb 2020, 07:45
Published
Vulnerability first disclosed
17 Sept 2024, 03:33
Last Modified
Vulnerability information updated

Description

When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
  • v3.1•CRITICAL•Score: 9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • v2.0•MEDIUM•Score: 6.4AV:N/AC:L/Au:N/C:P/I:N/A:P

EPSS Trends

Current EPSS score: 6.40%• Percentile: 91%

Techniques & Countermeasures

  • CWE-125•Out-of-bounds Read

    The product reads data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • debian•debian_linux

    8.0

  • opensuse•leap

    15.1

  • oracle•communications_diameter_signaling_router

    ≥ 8.0, ≤ 8.4

  • Unknown•PHP

    ≥ 7.2.x, < 7.2.27 | ≥ 7.3.x, < 7.3.14 | ≥ 7.4.x, < 7.4.2

  • Unknown•PHP

    ≥ 7.2.0, < 7.2.27 | ≥ 7.3.0, < 7.3.14 | ≥ 7.4.0, < 7.4.2

  • tenable•tenable.sc

    < 5.19.0

References (14)