9.8
CRITICAL
CVE-2023-39976
Vulnerability Title: Apache_libqb Log Buffer Overflow
Description

log_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log messages because the header size is not considered.

INFO

Published Date :

Aug. 8, 2023, 6:15 a.m.

Last Modified :

Nov. 21, 2024, 8:16 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-39976 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Clusterlabs libqb

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-39976 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-39976 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8
    Added Reference https://github.com/ClusterLabs/libqb/compare/v2.0.7...v2.0.8
    Added Reference https://github.com/ClusterLabs/libqb/pull/490
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/
  • CVE Modified by [email protected]

    Aug. 24, 2023

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 10, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8 No Types Assigned https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8 Patch
    Changed Reference Type https://github.com/ClusterLabs/libqb/compare/v2.0.7...v2.0.8 No Types Assigned https://github.com/ClusterLabs/libqb/compare/v2.0.7...v2.0.8 Not Applicable
    Changed Reference Type https://github.com/ClusterLabs/libqb/pull/490 No Types Assigned https://github.com/ClusterLabs/libqb/pull/490 Patch
    Added CWE NIST CWE-120
    Added CPE Configuration OR *cpe:2.3:a:clusterlabs:libqb:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.8
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-39976 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.11 }} 0.02%

score

0.45432

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Scope
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