Security readout for executives and security teams
Plain-English summary
CVE-2023-29929 is a network-reachable buffer overflow in Kemptechnologies LoadMaster versions before 7.2.60.0. The stated impact is denial of service, meaning an attacker could crash or disrupt availability of affected systems. The provided CVE metadata does not identify active exploitation.
Executive priority
Prioritize remediation for internet-facing or business-critical LoadMaster deployments because the vulnerability can disrupt availability without authentication. Internal-only systems still need tracking, but urgency depends on network exposure and service criticality.
Technical view
The CVE describes CWE-787 out-of-bounds write behavior in libkemplink.so, specifically the isreverse library. CVSS 3.1 is 7.5 with AV:N/AC:L/PR:N/UI:N and availability-only impact. Affected-product metadata is incomplete, but the title and description identify Kemptechnologies LoadMaster before 7.2.60.0.
Likely exposure
Exposure is most likely where Kemptechnologies LoadMaster appliances below 7.2.60.0 are reachable over a network, especially internet-facing deployments. The CVE bundle lists affected vendor and product as n/a, so inventory confirmation is important.
Exploitation context
The source bundle includes a GitHub reference and CVE records, but KEV is false and no cited source confirms active exploitation. Treat this as a remotely reachable availability risk, not confirmed ransomware or data-theft activity.
Researcher notes
Evidence is limited. The CVE record gives high CVSS and a library-level description, but structured affected-product data is incomplete. Do not assume confidentiality or integrity impact from the supplied sources.
Mitigation direction
- Inventory all Kemptechnologies LoadMaster appliances and record exact firmware versions.
- Prioritize upgrade to 7.2.60.0 or later if vendor guidance confirms applicability.
- Restrict network access to exposed LoadMaster services where operationally feasible.
- Monitor vendor advisories for authoritative remediation and workaround details.
Validation and detection
- Compare deployed LoadMaster versions against the before-7.2.60.0 affected range.
- Confirm whether any appliances are reachable from untrusted networks.
- Review monitoring for unexplained LoadMaster crashes, restarts, or availability drops.
- Track the CVE record for corrected affected-product metadata or vendor updates.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2023-29929 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H3.93.6CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/YSaxon/CVE-2023-29929/CVE reference, mitre
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.