CVE-2021-31239

HIGH EPSS 79.9%
Published May 9, 20233y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published May 9, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

Description

An issue found in SQLite SQLite3 v.3.35.4 that allows a remote attacker to cause a denial of service via the appendvfs.c function.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
79.9% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 1

VendorProductVersionRange
sqlitesqlite3.35.4any

References 7

  • github.com https://github.com/Tsiming/Vulnerabilities/blob/main/SQLite/CVE-2021-31239
    ExploitPatch
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/73XUIHJ6UT75VFPDPLJOXJON7MVIKVZI/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FXFL4TDAH72PRCPD5UPZMJMKIMVOPLTI/
  • security.gentoo.org https://security.gentoo.org/glsa/202311-03
  • security.netapp.com https://security.netapp.com/advisory/ntap-20230609-0010/
  • sqlite.org https://www.sqlite.org/cves.html
    Vendor Advisory
  • sqlite.org https://www.sqlite.org/forum/forumpost/d9fce1a89b
    Mitigation

Remediation

  • github.com https://github.com/Tsiming/Vulnerabilities/blob/main/SQLite/CVE-2021-31239
    ExploitPatch