CVE-2009-0688 (GCVE-0-2009-0688)
Vulnerability from cvelistv5 – Published: 2009-05-15 15:00 – Updated: 2024-08-07 04:40
VLAI
EPSS
VEX
Summary
Multiple buffer overflows in the CMU Cyrus SASL library before 2.1.23 might allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via strings that are used as input to the sasl_encode64 function in lib/saslutil.c.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
39 references
Date Public
2009-04-08 00:00
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"value": "Multiple buffer overflows in the CMU Cyrus SASL library before 2.1.23 might allow remote attackers to execute arbitrary code or cause a denial of service (application crash) via strings that are used as input to the sasl_encode64 function in lib/saslutil.c."
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"value": "M\u00faltiples desbordamientos de b\u00fafer en la librer\u00eda CMU Cyrus SASL versiones anteriores a v2.1.23 puede permitir a atacantes remotos ejecutar c\u00f3digo de su elecci\u00f3n o provocar una denegaci\u00f3n de servicio (ca\u00edda de aplicaci\u00f3n) a trav\u00e9s de cadenas que son utilizadas como entradas en la funci\u00f3n sasl_encode64 en lib/saslutil.c."
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"url": "http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html"
},
{
"source": "cret@cert.org",
"url": "http://osvdb.org/54514"
},
{
"source": "cret@cert.org",
"url": "http://osvdb.org/54515"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35094"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35097"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35102"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35206"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35239"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35321"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35416"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35497"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35746"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/39428"
},
{
"source": "cret@cert.org",
"url": "http://security.gentoo.org/glsa/glsa-200907-09.xml"
},
{
"source": "cret@cert.org",
"url": "http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2009\u0026m=slackware-security.448834"
},
{
"source": "cret@cert.org",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-259148-1"
},
{
"source": "cret@cert.org",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-264248-1"
},
{
"source": "cret@cert.org",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-273910-1"
},
{
"source": "cret@cert.org",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020755.1-1"
},
{
"source": "cret@cert.org",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021699.1-1"
},
{
"source": "cret@cert.org",
"url": "http://support.apple.com/kb/HT4077"
},
{
"source": "cret@cert.org",
"url": "http://support.avaya.com/elmodocs2/security/ASA-2009-184.htm"
},
{
"source": "cret@cert.org",
"url": "http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0091"
},
{
"source": "cret@cert.org",
"url": "http://www.debian.org/security/2009/dsa-1807"
},
{
"source": "cret@cert.org",
"tags": [
"Patch",
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/238019"
},
{
"source": "cret@cert.org",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:113"
},
{
"source": "cret@cert.org",
"url": "http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html"
},
{
"source": "cret@cert.org",
"url": "http://www.redhat.com/support/errata/RHSA-2009-1116.html"
},
{
"source": "cret@cert.org",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/34961"
},
{
"source": "cret@cert.org",
"url": "http://www.securitytracker.com/id?1022231"
},
{
"source": "cret@cert.org",
"url": "http://www.ubuntu.com/usn/usn-790-1"
},
{
"source": "cret@cert.org",
"tags": [
"US Government Resource"
],
"url": "http://www.us-cert.gov/cas/techalerts/TA10-103B.html"
},
{
"source": "cret@cert.org",
"url": "http://www.vupen.com/english/advisories/2009/1313"
},
{
"source": "cret@cert.org",
"url": "http://www.vupen.com/english/advisories/2009/2012"
},
{
"source": "cret@cert.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/50554"
},
{
"source": "cret@cert.org",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10687"
},
{
"source": "cret@cert.org",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6136"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "ftp://ftp.andrew.cmu.edu/pub/cyrus-mail/cyrus-sasl-2.1.23.tar.gz"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://osvdb.org/54514"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://osvdb.org/54515"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35094"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35097"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35102"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35206"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35239"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35321"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35416"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35497"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35746"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/39428"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://security.gentoo.org/glsa/glsa-200907-09.xml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2009\u0026m=slackware-security.448834"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-259148-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-264248-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-273910-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020755.1-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://sunsolve.sun.com/search/document.do?assetkey=1-77-1021699.1-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://support.apple.com/kb/HT4077"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://support.avaya.com/elmodocs2/security/ASA-2009-184.htm"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0091"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2009/dsa-1807"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/238019"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:113"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.oracle.com/technetwork/topics/security/cpuapr2010-099504.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.redhat.com/support/errata/RHSA-2009-1116.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/34961"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id?1022231"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.ubuntu.com/usn/usn-790-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"US Government Resource"
],
"url": "http://www.us-cert.gov/cas/techalerts/TA10-103B.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2009/1313"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2009/2012"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/50554"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10687"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6136"
}
],
"sourceIdentifier": "cret@cert.org",
"vendorComments": [
{
"comment": "The upstream fix for this issue is not backwards compatible and introduces an ABI change not allowed in Red Hat Enterprise Linux. Therefore, there is no plan to address this problem directly in cyrus-sasl packages.\n\nAll applications shipped in Red Hat Enterprise Linux and using affected sasl_encode64() function were investigated and patched if their use of the function could have security consequences. See following bug report for further details: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-0688#c20",
"lastModified": "2009-06-19T00:00:00",
"organization": "Red Hat"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2025-11-21T13:11:57+00:00",
"cve": "CVE-2009-0688",
"id": "CVE-2009-0688",
"initial_release_date": "2009-01-01T00:00:00+00:00",
"product_status:fixed": "232",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "cyrus-sasl: sasl_encode64() does not reliably null-terminate its output",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-0688.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-04T01:13:54Z",
"cve": "CVE-2009-0688",
"id": "CVE-2009-0688",
"initial_release_date": "2023-02-15T06:05:03Z",
"product_status:recommended": "649",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2009-0688",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-0688.json",
"version": "24"
}
}
}
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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