HOMEVULNERABILITIESCVE-2024-33600
MEDIUM

CVE-2024-33600

CWE-476Published: May 6, 2024· Updated: Jun 17, 2026

5.9
CVSS v3.1

Official Description

nscd: Null pointer crashes after notfound response

If the Name Service Cache Daemon's (nscd) cache fails to add a not-found

netgroup response to the cache, the client request can result in a null

pointer dereference. This flaw was introduced in glibc 2.15 when the

cache was added to nscd.

This vulnerability is only present in the nscd binary.

NVD Source

Technical Analysis

CVE-2024-33600 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.9.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

Debian1 product(s)
debian linux
gnu1 product(s)
glibc
netapp18 product(s)
active iq unified managerh300s firmwareh300sh500s firmwareh500sh700s firmwareh700sh410s firmwareh410sh410c firmwareh410ch610c firmware+6
Source: NVD CPE · 20 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://www.openwall.com/lists/oss-security/2024/07/22/5
ADVISORYhttps://lists.debian.org/debian-lts-announce/2024/06/msg00026.html
ADVISORYhttps://security.netapp.com/advisory/ntap-20240524-0013/
ADVISORYhttp://www.openwall.com/lists/oss-security/2024/07/22/5
ADVISORYhttps://lists.debian.org/debian-lts-announce/2024/06/msg00026.html
ADVISORYhttps://security.netapp.com/advisory/ntap-20240524-0013/

All References (9)

→
http://www.openwall.com/lists/oss-security/2024/07/22/5Mailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2024/06/msg00026.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20240524-0013/Third Party Advisory
→
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0006Broken Link
→
http://www.openwall.com/lists/oss-security/2024/07/22/5Mailing List · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2024/06/msg00026.htmlMailing List · Third Party Advisory
→
https://security.netapp.com/advisory/ntap-20240524-0013/Third Party Advisory
→
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0006Broken Link
→
https://cert-portal.siemens.com/productcert/html/ssa-082556.html

Quick Facts

CVE IDCVE-2024-33600
CVSS Score5.9 / 10
SeverityMEDIUM
WeaknessCWE-476
CISA KEVNo
Affected3 vendor(s)
PublishedMay 6, 2024

Related CVEs (CWE-476)

CVE-2010-2495
10.0
CVE-2022-36648
10.0
CVE-2023-47003
9.8
CVE-2023-48697
9.8
CVE-2021-4236
9.8
CVE-2023-31129
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2024-33600 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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