CVE-2021-41771

Aliases:GO-2021-0263BIT-golang-2021-41771
Advisory lineage Upstream: 0 Downstream: 15
Modified
Published: 08 Nov 2021, 00:00
Last modified:04 Aug 2024, 03:15

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
v3.1 (nvd)
EPSS Score
0.87% LOW
1% probability +0.03%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

08 Nov 2021, 00:00
Published
Vulnerability first disclosed
04 Aug 2024, 03:15
Last Modified
Vulnerability information updated

Description

ImportedSymbols in debug/macho (for Open or OpenFat) in Go before 1.16.10 and 1.17.x before 1.17.3 Accesses a Memory Location After the End of a Buffer, aka an out-of-bounds slice situation.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 0.87%• Percentile: 76%

Techniques & Countermeasures

  • CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

    The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

  • debian•debian_linux

    9.0

  • fedoraproject•fedora

    34 | 35

  • golang•go

    < 1.16.10 | ≥ 1.17.0, < 1.17.3

  • Go•stdlib

    ≥ 1.17.0-0, < 1.17.3

References (13)