CVE-2011-1081 (GCVE-0-2011-1081)
Vulnerability from cvelistv5 – Published: 2011-03-20 01:00 – Updated: 2024-08-06 22:14
VLAI
EPSS
VEX
Summary
modrdn.c in slapd in OpenLDAP 2.4.x before 2.4.24 allows remote attackers to cause a denial of service (daemon crash) via a relative Distinguished Name (DN) modification request (aka MODRDN operation) that contains an empty value for the OldDN field.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
20 references
Date Public
2011-02-12 00:00
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"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-399\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2011-1081\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2011-03-20T02:00:04.143\",\"lastModified\":\"2026-04-29T01:13:23.040\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"modrdn.c in slapd in OpenLDAP 2.4.x before 2.4.24 allows remote attackers to cause a denial of service (daemon crash) via a relative Distinguished Name (DN) modification request (aka MODRDN operation) that contains an empty value for the OldDN field.\"},{\"lang\":\"es\",\"value\":\"modrdn.c en slapd en OpenLDAP v2.4.x anterior a v2.4.24 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de demonio) mediante una petici\u00f3n de modificaci\u00f3n del nombre completo relativo (DN) (tambi\u00e9n conocido como operaci\u00f3n MODRDN) que contiene un valor vac\u00edo para el campo OldDN.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-399\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5EC66226-A597-4A4C-932F-F4A7BAE119C8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4AEABC84-7B67-4FD4-A891-E52C80DC881E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.8:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"340F673A-295E-4B75-A9D1-E785B0440BE6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.9:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"49203E99-71E2-49D4-91A0-65AAAA7DC18F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"473AEC48-FBBF-4BEB-8728-1FA80DD94807\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.11:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7B0415EA-5F21-44C3-93F3-DDADBAA64449\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16AFC655-E81F-4FDE-8030-9781A8B79E73\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.13:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E99FB859-D023-4B2B-A709-05E83A46E2A1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.14:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8D2EEBC7-1FAF-43E2-A124-C387C02D9E2B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.15:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"95D242E4-D5EB-4785-A6EF-60B1E8E2B0EC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.16:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F6FEDD9C-FDF7-456A-B06C-0A4A4443991D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.17:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9245CDE2-B90A-4D47-BA20-A7869FF0A645\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.18:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FB993E4D-E573-4495-97DE-465DDB2AA2DF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.19:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D0F106A3-63D5-4D07-9440-6628DBA78BE5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.20:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"36CC03BC-DF34-43CD-90B0-27D23A1DD06A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.21:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16C90FEE-527E-47F5-8840-517A55163D8E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.22:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0FAEA812-BB47-47A3-A975-B3B8D30DBA36\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:openldap:openldap:2.4.23:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5DE5D180-3972-40A0-ADAF-A4F3364D1381\"}]}]}],\"references\":[{\"url\":\"http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10705\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/02/28/1\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/02/28/2\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\"]},{\"url\":\"http://openwall.com/lists/oss-security/2011/03/01/11\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/03/01/15\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://secunia.com/advisories/43331\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://secunia.com/advisories/43718\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://security.gentoo.org/glsa/glsa-201406-36.xml\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://securitytracker.com/id?1025191\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2011:055\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2011:056\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/modrdn.c.diff?r1=1.170.2.8\u0026r2=1.170.2.9\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\"]},{\"url\":\"http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6768\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.openldap.org/lists/openldap-announce/201102/msg00000.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\"]},{\"url\":\"http://www.redhat.com/support/errata/RHSA-2011-0347.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.ubuntu.com/usn/USN-1100-1\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.vupen.com/english/advisories/2011/0665\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://bugzilla.novell.com/show_bug.cgi?id=674985\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=680975\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Exploit\",\"Patch\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/66239\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10705\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/02/28/1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/02/28/2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"http://openwall.com/lists/oss-security/2011/03/01/11\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://openwall.com/lists/oss-security/2011/03/01/15\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/43331\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://secunia.com/advisories/43718\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://security.gentoo.org/glsa/glsa-201406-36.xml\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://securitytracker.com/id?1025191\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2011:055\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.mandriva.com/security/advisories?name=MDVSA-2011:056\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openldap.org/devel/cvsweb.cgi/servers/slapd/modrdn.c.diff?r1=1.170.2.8\u0026r2=1.170.2.9\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"http://www.openldap.org/its/index.cgi/Software%20Bugs?id=6768\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openldap.org/lists/openldap-announce/201102/msg00000.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"http://www.redhat.com/support/errata/RHSA-2011-0347.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.ubuntu.com/usn/USN-1100-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.vupen.com/english/advisories/2011/0665\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://bugzilla.novell.com/show_bug.cgi?id=674985\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=680975\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Patch\"]},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/66239\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T12:58:39+00:00",
"cve": "CVE-2011-1081",
"id": "CVE-2011-1081",
"initial_release_date": "2011-01-03T00:00:00+00:00",
"product_status:fixed": "296",
"product_status:known_not_affected": "2",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "openldap: DoS when submitting special MODRDN request",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-1081.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-05-27T13:45:43Z",
"cve": "CVE-2011-1081",
"id": "CVE-2011-1081",
"initial_release_date": "2023-02-15T05:54:04Z",
"product_status:recommended": "6",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2011-1081",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2011-1081.json",
"version": "8"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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