CVE-2023-49294 (GCVE-0-2023-49294)

Vulnerability from cvelistv5 – Published: 2023-12-14 19:40 – Updated: 2025-02-13 17:18
VLAI
Title
Asterisk Path Traversal vulnerability
Summary
Asterisk is an open source private branch exchange and telephony toolkit. In Asterisk prior to versions 18.20.1, 20.5.1, and 21.0.1, as well as certified-asterisk prior to 18.9-cert6, it is possible to read any arbitrary file even when the `live_dangerously` is not enabled. This allows arbitrary files to be read. Asterisk versions 18.20.1, 20.5.1, and 21.0.1, as well as certified-asterisk prior to 18.9-cert6, contain a fix for this issue.
Severity
4.9 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
Impacted products
Vendor Product Version
asterisk asterisk Affected: < 18.20.1
Affected: >= 19.0.0, < 20.5.1
Affected: = 21.0.0
Affected: < 18.9-cert6
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En Asterisk anterior a las versiones 18.20.1, 20.5.1 y 21.0.1, as\u00ed como en Certified-Asterisco anterior a 18.9-cert6, es posible leer cualquier archivo arbitrario incluso cuando `live_dangerfully` no est\u00e1 habilitado. Esto permite leer archivos arbitrarios. Las versiones de Asterisk 18.20.1, 20.5.1 y 21.0.1, as\u00ed como el asterisco certificado anterior a 18.9-cert6, contienen una soluci\u00f3n para este problema.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":4.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.2,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"18.20.1\",\"matchCriteriaId\":\"A49E9157-3440-47C5-B730-B1F3BE7240C9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"19.0.0\",\"versionEndExcluding\":\"20.5.1\",\"matchCriteriaId\":\"FCA06EB6-E31A-43B2-A750-186255114B8F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:digium:asterisk:21.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D3E690E3-3E92-42ED-87DD-1C6B838A3FF9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2AFE2011-05AA-45A6-A561-65C6C664DA7B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert1:*:*:*:*:*:*\",\"matchCriteriaId\":\"C1117AA4-CE6B-479B-9995-A9F71C430663\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert1-rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"775041BD-5C86-42B6-8B34-E1D5171B3D87\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert1-rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"55EC2877-2FF5-4777-B118-E764A94BCE56\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert1-rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"EB0392C9-A5E9-4D71-8B8D-63FB96E055A5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert1-rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"09AF962D-D4BB-40BA-B435-A59E4402931C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert2:*:*:*:*:*:*\",\"matchCriteriaId\":\"559D1063-7F37-44F8-B5C6-94758B675FDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:cert3:*:*:*:*:*:*\",\"matchCriteriaId\":\"185B2B4B-B246-4379-906B-9BDA7CDD4400\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"73D3592D-3CE5-4462-9FE8-4BCB54E74B5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:13.13.0:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"B3CCE9E0-5DC4-43A2-96DB-9ABEA60EC157\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"1EAD713A-CBA2-40C3-9DE3-5366827F18C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert1:*:*:*:*:*:*\",\"matchCriteriaId\":\"A5F5A8B7-29C9-403C-9561-7B3E96F9FCA8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert10:*:*:*:*:*:*\",\"matchCriteriaId\":\"F9B96A53-2263-463C-9CCA-0F29865FE500\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert11:*:*:*:*:*:*\",\"matchCriteriaId\":\"A53049F1-8551-453E-834A-68826A7AA959\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert12:*:*:*:*:*:*\",\"matchCriteriaId\":\"B224A4E9-4B6B-4187-B0D6-E4BAE2637960\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert2:*:*:*:*:*:*\",\"matchCriteriaId\":\"9501DBFF-516D-4F26-BBF6-1B453EE2A630\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert3:*:*:*:*:*:*\",\"matchCriteriaId\":\"9D3E9AC0-C0B4-4E87-8D48-2B688D28B678\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert4:*:*:*:*:*:*\",\"matchCriteriaId\":\"1A8628F6-F8D1-4C0C-BD89-8E2EEF19A5F9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert5:*:*:*:*:*:*\",\"matchCriteriaId\":\"E27A6FD1-9321-4C9E-B32B-D6330CD3DC92\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sangoma:certified_asterisk:16.8.0:cert6:*:*:*:*:*:*\",\"m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Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/12/msg00019.html\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/asterisk/asterisk/blob/master/main/manager.c#L3757\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Product\"]},{\"url\":\"https://github.com/asterisk/asterisk/commit/424be345639d75c6cb7d0bd2da5f0f407dbd0bd5\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://github.com/asterisk/asterisk/security/advisories/GHSA-8857-hfmw-vg8f\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/12/msg00019.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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Tags
Taxonomy of the tags.




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.



Detection rules are retrieved from Rulezet.