GSD-2011-2529
Vulnerability from gsd - Updated: 2023-12-13 01:19Details
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle '\0' characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2011-2529",
"description": "chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle \u0027\\0\u0027 characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet.",
"id": "GSD-2011-2529",
"references": [
"https://www.debian.org/security/2011/dsa-2276"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2011-2529"
],
"details": "chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle \u0027\\0\u0027 characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet.",
"id": "GSD-2011-2529",
"modified": "2023-12-13T01:19:06.272931Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2011-2529",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
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},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle \u0027\\0\u0027 characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "asterisk-sipsockread-dos(68203)",
"refsource": "XF",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68203"
},
{
"name": "73307",
"refsource": "OSVDB",
"url": "http://www.osvdb.org/73307"
},
{
"name": "48431",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/48431"
},
{
"name": "http://downloads.asterisk.org/pub/security/AST-2011-008.html",
"refsource": "CONFIRM",
"url": "http://downloads.asterisk.org/pub/security/AST-2011-008.html"
},
{
"name": "45239",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/45239"
},
{
"name": "http://downloads.asterisk.org/pub/security/AST-2011-008.diff",
"refsource": "CONFIRM",
"url": "http://downloads.asterisk.org/pub/security/AST-2011-008.diff"
},
{
"name": "DSA-2276",
"refsource": "DEBIAN",
"url": "http://www.debian.org/security/2011/dsa-2276"
},
{
"name": "FEDORA-2011-8914",
"refsource": "FEDORA",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html"
},
{
"name": "45048",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/45048"
},
{
"name": "1025706",
"refsource": "SECTRACK",
"url": "http://securitytracker.com/id?1025706"
},
{
"name": "45201",
"refsource": "SECUNIA",
"url": "http://secunia.com/advisories/45201"
}
]
}
},
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"cve": {
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"ID": "CVE-2011-2529"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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"lang": "en",
"value": "chan_sip.c in the SIP channel driver in Asterisk Open Source 1.6.x before 1.6.2.18.1 and 1.8.x before 1.8.4.3 does not properly handle \u0027\\0\u0027 characters in SIP packets, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted packet."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "1025706",
"refsource": "SECTRACK",
"tags": [],
"url": "http://securitytracker.com/id?1025706"
},
{
"name": "http://downloads.asterisk.org/pub/security/AST-2011-008.diff",
"refsource": "CONFIRM",
"tags": [
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},
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{
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"tags": [
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},
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{
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"tags": [],
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},
{
"name": "asterisk-sipsockread-dos(68203)",
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"tags": [],
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/68203"
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]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
}
},
"lastModifiedDate": "2017-08-29T01:29Z",
"publishedDate": "2011-07-06T19:55Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
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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