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Fencer Vulns
medium 4.7

CVE-2024-5629 json

Out-of-bounds read in bson module of PyMongo

published 2024-06-05 2 y ago modified 2026-09-10 1 mo ago also GHSA-m87m-mmvp-v9qm , PYSEC-2026-1826 , EUVD-2024-2101

cvss
4.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

An out-of-bounds read in the 'bson' module of PyMongo 4.6.2 or earlier allows deserialization of malformed BSON provided by a Server to raise an exception which may contain arbitrary application memory.

Patch / fix

  • pypi pymongo 4.6.3
  • mongodb pymongo 4.6.3
  • pymongo Debian 12 3.11.0-1+deb12u1
  • pymongo Debian 14, Debian 13 4.7.3-1

debian advisories DEBIAN-CVE-2024-5629

  • pymongo Ubuntu 20.04 LTS 3.10.1-0ubuntu2.1
  • pymongo Ubuntu 22.04 LTS 3.11.0-1ubuntu0.22.04.1
  • pymongo Ubuntu 24.04 LTS 3.11.0-1ubuntu0.24.04.1
  • pymongo Ubuntu Pro 16.04 LTS 3.2-1ubuntu0.1~esm1
  • pymongo Ubuntu Pro 18.04 LTS 3.6.1+dfsg1-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2024-5629

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • scipy RHEL 8 1.0.0-21.module+el8.10.0+20784+edafcd43
  • python36 RHEL 8 3.6.8-39.module+el8.10.0+20784+edafcd43
  • python-nose RHEL 8 1.3.7-31.module+el8.10.0+20784+edafcd43
  • python-wheel RHEL 8 1:0.31.1-3.module+el8.10.0+20784+edafcd43
  • python3-bson RHEL 8 3.7.0-2.module+el8.10.0+23071+07f1d18e
  • python3-nose RHEL 8 1.3.7-31.module+el8.10.0+20784+edafcd43
  • python-distro RHEL 8 1.4.0-2.module+el8.10.0+20784+edafcd43
  • python3-scipy RHEL 8 1.0.0-21.module+el8.10.0+20784+edafcd43

red hat advisories RHSA-2025:8419

  • python36 AlmaLinux 8 3.6.8-39.module_el8.10.0+3769+3838165b
  • python3-bson AlmaLinux 8 3.7.0-2.module_el8.10.0+3998+2cf36268
  • python3-nose AlmaLinux 8 1.3.7-31.module_el8.9.0+3700+efebe9fd
  • python3-scipy AlmaLinux 8 1.0.0-21.module_el8.9.0+3700+efebe9fd
  • python3-wheel AlmaLinux 8 1:0.31.1-3.module_el8.9.0+3700+efebe9fd
  • python3-distro AlmaLinux 8 1.4.0-2.module_el8.9.0+3700+efebe9fd
  • python3-pymongo AlmaLinux 8 3.7.0-2.module_el8.10.0+3998+2cf36268
  • python3-PyMySQL AlmaLinux 8 0.10.1-2.module_el8.9.0+3700+efebe9fd

almalinux advisories ALSA-2025:8419

  • scipy Rocky Linux 8 1.0.0-21.module+el8.10.0+1910+234ad790
  • scipy Rocky Linux 8 1.0.0-21.module+el8.10.0+1592+61442852
  • python36 Rocky Linux 8 3.6.8-39.module+el8.10.0+1910+234ad790
  • python36 Rocky Linux 8 3.6.8-39.module+el8.10.0+1592+61442852
  • python-nose Rocky Linux 8 1.3.7-31.module+el8.10.0+1592+61442852
  • python-nose Rocky Linux 8 1.3.7-31.module+el8.10.0+1910+234ad790
  • python-nose Rocky Linux 8 1.3.7-31.module+el8.9.0+1531+a18208f5
  • python-wheel Rocky Linux 8 1:0.31.1-3.module+el8.10.0+1592+61442852

rocky linux advisories RLSA-2025:8419

Vendor advisories

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

red hat product security vex CVE-2024-5629 updated cvss 4.7

python-pymongo: Out-of-bounds read in bson module

  • Red Hat Enterprise Linux 8 python2-bson, python3-bson, python-pymongo, python2-pymongo, python3-pymongo, python2-pymongo-gridfs, +1 more Red Hat OpenStack Platform 16.1 python3-panko, openstack-panko-api, openstack-panko-common Red Hat OpenStack Platform 16.2 python3-panko, openstack-panko-api, openstack-panko-common Red Hat OpenStack Platform 17.1 python3-bson, python3-pymongo
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Enterprise Linux AppStream (v. 8) scipy 1.0.0-21.module+el8.10.0+20784+edafcd43, python36 3.6.8-39.module+el8.10.0+20784+edafcd43, python-nose 1.3.7-31.module+el8.10.0+20784+edafcd43, python3-bson 3.7.0-2.module+el8.10.0+23071+07f1d18e, python-distro 1.4.0-2.module+el8.10.0+20784+edafcd43, python-wheel 0.31.1-3.module+el8.10.0+20784+edafcd43, +19 more
    fixed: vendor fix RHSA-2025:8419
  • Red Hat Satellite 6 python-bson, python-pymongo, python-pymongo-gridfs
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:L
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
OSV 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:L
GitHub 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:L

Affected packages

ecosystem package affected fixed in
pypi pymongo
<4.6.3
4.6.3

Affected products

  • MongoDB Inc PyMongo

Classification

Weakness

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.