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Fencer Intel
medium 5.5

CVE-2020-24736 json

Buffer Overflow vulnerability found in SQLite3 v.3.27.1 and before allows a local attacker to cause a denial of service via a crafted scrip…

published 3y ago modified 4mo ago also EUVD-2020-17447

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits
0
none known

Summary

Buffer Overflow vulnerability found in SQLite3 v.3.27.1 and before allows a local attacker to cause a denial of service via a crafted script.

Patch / fix

  • sqlite3 Debian 14, Debian 13, Debian 12 3.27.2-1

debian advisories DEBIAN-CVE-2020-24736

  • sqlite RHEL 8 3.26.0-18.el8_8
  • lemon RHEL 8 3.26.0-18.el8_8
  • sqlite-libs RHEL 8 3.26.0-18.el8_8
  • sqlite RHEL 8.6 EUS 3.26.0-16.el8_6.1
  • lemon RHEL 8.6 EUS 3.26.0-16.el8_6.1
  • sqlite-libs RHEL 8.6 EUS 3.26.0-16.el8_6.1

red hat advisories RHSA-2024:0425RHSA-2023:3840

  • sqlite AlmaLinux 8 3.26.0-18.el8_8
  • lemon AlmaLinux 8 3.26.0-18.el8_8
  • sqlite-libs AlmaLinux 8 3.26.0-18.el8_8

almalinux advisories ALSA-2023:3840

  • sqlite Rocky Linux 8 3.26.0-18.el8_8

rocky linux advisories RLSA-2023:3840

Is CVE-2020-24736 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2020-24736 updated cvss 6.2

sqlite: Crash due to misuse of window functions.

  • Red Hat Enterprise Linux 6 lemon, sqlite, sqlite-tcl Red Hat Enterprise Linux 7 lemon, sqlite, sqlite-tcl
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux AppStream (v. 8) lemon 3.26.0-18.el8_8
    fixed: vendor fix RHSA-2023:3840
  • Red Hat Enterprise Linux AppStream EUS (v.8.6) lemon 3.26.0-16.el8_6.1
    fixed: vendor fix RHSA-2024:0425
  • Red Hat Enterprise Linux BaseOS (v. 8) sqlite 3.26.0-18.el8_8, sqlite-libs 3.26.0-18.el8_8
    fixed: vendor fix RHSA-2023:3840
  • Red Hat Enterprise Linux BaseOS EUS (v.8.6) sqlite 3.26.0-16.el8_6.1, sqlite-libs 3.26.0-16.el8_6.1
    fixed: vendor fix RHSA-2024:0425
  • Red Hat Enterprise Linux 9 sqlite, sqlite-libs
    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
last yr.

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • sqlite.org https://www.sqlite.org/src/info/4feb3159c6bc3f7e33959 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

Fencer Intel 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.