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Fencer Vulns
medium 5.0

CVE-2008-2952 json

liblber/io.c in OpenLDAP 2.2.4 to 2.4.10 allows remote attackers to cause a denial of service (program termination) via crafted ASN.1 BER d…

published 2008-07-01 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-2942

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.2%
EPSS 13.2% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

liblber/io.c in OpenLDAP 2.2.4 to 2.4.10 allows remote attackers to cause a denial of service (program termination) via crafted ASN.1 BER datagrams that trigger an assertion error.

Patch / fix

  • openldap Debian 14, Debian 13, Debian 12 2.4.10-3

debian advisories DEBIAN-CVE-2008-2952

  • openldap RHEL 4 2.2.13-8.el4_6.5
  • openldap RHEL 5 2.3.27-8.el5_2.4
  • compat-openldap RHEL 4 2.1.30-8.el4_6.5
  • compat-openldap RHEL 5 2.3.27_2.2.29-8.el5_2.4
  • openldap-clients RHEL 4 2.2.13-8.el4_6.5
  • openldap-clients RHEL 5 2.3.27-8.el5_2.4
  • openldap-servers RHEL 4 2.2.13-8.el4_6.5
  • openldap-servers RHEL 5 2.3.27-8.el5_2.4

red hat advisories RHSA-2008:0583

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-2008-2952 updated

OpenLDAP denial-of-service flaw in ASN.1 decoder

  • Red Hat Enterprise Linux (v. 5 server) openldap 2.3.27-8.el5_2.4, openldap-clients 2.3.27-8.el5_2.4, openldap-servers 2.3.27-8.el5_2.4, openldap-servers-sql 2.3.27-8.el5_2.4, compat-openldap 2.3.27_2.2.29-8.el5_2.4 Red Hat Enterprise Linux AS version 4 openldap 2.2.13-8.el4_6.5, compat-openldap 2.1.30-8.el4_6.5, openldap-clients 2.2.13-8.el4_6.5, openldap-servers 2.2.13-8.el4_6.5, openldap-servers-sql 2.2.13-8.el4_6.5 Red Hat Enterprise Linux Desktop (v. 5 client) openldap 2.3.27-8.el5_2.4, openldap-clients 2.3.27-8.el5_2.4, openldap-servers 2.3.27-8.el5_2.4, openldap-servers-sql 2.3.27-8.el5_2.4, compat-openldap 2.3.27_2.2.29-8.el5_2.4 Red Hat Enterprise Linux Desktop version 4 openldap 2.2.13-8.el4_6.5, compat-openldap 2.1.30-8.el4_6.5, openldap-clients 2.2.13-8.el4_6.5, openldap-servers 2.2.13-8.el4_6.5, openldap-servers-sql 2.2.13-8.el4_6.5 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) openldap 2.3.27-8.el5_2.4, openldap-clients 2.3.27-8.el5_2.4, openldap-servers 2.3.27-8.el5_2.4, openldap-servers-sql 2.3.27-8.el5_2.4, compat-openldap 2.3.27_2.2.29-8.el5_2.4 Red Hat Enterprise Linux ES version 4 openldap 2.2.13-8.el4_6.5, compat-openldap 2.1.30-8.el4_6.5, openldap-clients 2.2.13-8.el4_6.5, openldap-servers 2.2.13-8.el4_6.5, openldap-servers-sql 2.2.13-8.el4_6.5
    +1 more products
    Red Hat Enterprise Linux WS version 4 openldap 2.2.13-8.el4_6.5, compat-openldap 2.1.30-8.el4_6.5, openldap-clients 2.2.13-8.el4_6.5, openldap-servers 2.2.13-8.el4_6.5, openldap-servers-sql 2.2.13-8.el4_6.5
    fixed: vendor fix RHSA-2008:0583

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

Timeline

  1. First public exploit (EDB-32000)
  2. Published

Exploit prediction

13.17% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-32000 OpenLDAP 2.3.41 - BER Decoding Remote Denial of Service dos, 2008-06-30

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Vulns 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.