synced 8 MIN AGO
01 Record

CVE-2021-3588

memory contents disclosure in cli_feat_read_cb

LowPUBLISHEDCNA: canonical
CNA base score3.3 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

02 Description

memory contents disclosure in cli_feat_read_cb

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.45% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 38.8% of scored records. A rank, not a probability.
NVD base score
3.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-06-10 02:30Z5 YR AGO
Last updated
2024-09-16 23:37Z2 YR AGO
Reserved
2021-06-08
Assigning CNA
canonical
Record state
PUBLISHED
Severity
Low (CVSS 3.3)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weaknesses
  • CWE-125Out-of-bounds ReadBase
  • CWE-788Access of Memory Location After End of BufferBase
Data version
5.1
Document digest
8c6ef46a3c9881d765131f6899d1b92c4e68ecd96454f583ce6810e13c857a44

05 Affected products

VendorProductVersionsPlatforms
BlueZBlueZ< 5.56—

06 References

07 Remediation

https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/src/gatt-database.c?id=6a50b6aeda78a88eafb177718109c256eec077a6

08 Fixed in

Arch Linux

  • bluez
    Fixed in 5.56-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

Debian 12

  • bluez
    Fixed in 5.55-3.1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • bluez
    Fixed in 5.55-3.1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • bluez
    Fixed in 5.55-3.1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • bluez
    Fixed in 5.53-0ubuntu3.2

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.