VAR-202002-1107
Vulnerability from variot - Updated: 2023-12-18 11:58An issue was discovered in Pure-FTPd 1.0.49. An uninitialized pointer vulnerability has been detected in the diraliases linked list. When the *lookup_alias(const char alias) or print_aliases(void) function is called, they fail to correctly detect the end of the linked list and try to access a non-existent list member. This is related to init_aliases in diraliases.c. Pure-FTPd is an FTP (File Transfer Protocol) server.
The 'init_aliases' function in the diraliases.c file in Pure-FTPd 1.0.49 has a security vulnerability. No detailed vulnerability details are provided at this time. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202003-54
https://security.gentoo.org/
Severity: Low Title: Pure-FTPd: Multiple vulnerabilities Date: March 25, 2020 Bugs: #711124 ID: 202003-54
Synopsis
Multiple vulnerabilities have been found in Pure-FTPd, the worst of which could allow remote attackers to cause a Denial of Service condition.
Affected packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-ftp/pure-ftpd < 1.0.49-r2 >= 1.0.49-r2
Description
Multiple vulnerabilities have been discovered in Pure-FTPd. Please review the CVE identifiers referenced below for details.
Impact
A remote attacker could possibly cause a Denial of Service condition or cause an information disclosure.
Workaround
There is no known workaround at this time.
Resolution
All Pure-FTPd users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-ftp/pure-ftpd-1.0.49-r2"
References
[ 1 ] CVE-2020-9274 https://nvd.nist.gov/vuln/detail/CVE-2020-9274 [ 2 ] CVE-2020-9365 https://nvd.nist.gov/vuln/detail/CVE-2020-9365
Availability
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202003-54
Concerns?
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us.
License
Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5 . ========================================================================== Ubuntu Security Notice USN-4515-1 September 17, 2020
pure-ftpd vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
Summary:
Pure-FTPd could be made to expose sensitive information if it recieved specially crafted input.
Software Description: - pure-ftpd: Secure and efficient FTP server
Details:
Antonio Norales discovered that Pure-FTPd incorrectly handled directory aliases. (CVE-2020-9274)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04 LTS: pure-ftpd 1.0.36-3.2+deb8u1build0.16.04.1 pure-ftpd-common 1.0.36-3.2+deb8u1build0.16.04.1 pure-ftpd-ldap 1.0.36-3.2+deb8u1build0.16.04.1 pure-ftpd-mysql 1.0.36-3.2+deb8u1build0.16.04.1 pure-ftpd-postgresql 1.0.36-3.2+deb8u1build0.16.04.1
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/4515-1 CVE-2020-9274
Package Information: https://launchpad.net/ubuntu/+source/pure-ftpd/1.0.36-3.2+deb8u1build0.16.04.1
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"data": "An issue was discovered in Pure-FTPd 1.0.49. An uninitialized pointer vulnerability has been detected in the diraliases linked list. When the *lookup_alias(const char alias) or print_aliases(void) function is called, they fail to correctly detect the end of the linked list and try to access a non-existent list member. This is related to init_aliases in diraliases.c. Pure-FTPd is an FTP (File Transfer Protocol) server. \n\r\n\r\nThe \u0027init_aliases\u0027 function in the diraliases.c file in Pure-FTPd 1.0.49 has a security vulnerability. No detailed vulnerability details are provided at this time. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\nGentoo Linux Security Advisory GLSA 202003-54\n- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\n https://security.gentoo.org/\n- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\n\n Severity: Low\n Title: Pure-FTPd: Multiple vulnerabilities\n Date: March 25, 2020\n Bugs: #711124\n ID: 202003-54\n\n- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\n\nSynopsis\n========\n\nMultiple vulnerabilities have been found in Pure-FTPd, the worst of\nwhich could allow remote attackers to cause a Denial of Service\ncondition. \n\nAffected packages\n=================\n\n -------------------------------------------------------------------\n Package / Vulnerable / Unaffected\n -------------------------------------------------------------------\n 1 net-ftp/pure-ftpd \u003c 1.0.49-r2 \u003e= 1.0.49-r2\n\nDescription\n===========\n\nMultiple vulnerabilities have been discovered in Pure-FTPd. Please\nreview the CVE identifiers referenced below for details. \n\nImpact\n======\n\nA remote attacker could possibly cause a Denial of Service condition or\ncause an information disclosure. \n\nWorkaround\n==========\n\nThere is no known workaround at this time. \n\nResolution\n==========\n\nAll Pure-FTPd users should upgrade to the latest version:\n\n # emerge --sync\n # emerge --ask --oneshot --verbose \"\u003e=net-ftp/pure-ftpd-1.0.49-r2\"\n\nReferences\n==========\n\n[ 1 ] CVE-2020-9274\n https://nvd.nist.gov/vuln/detail/CVE-2020-9274\n[ 2 ] CVE-2020-9365\n https://nvd.nist.gov/vuln/detail/CVE-2020-9365\n\nAvailability\n============\n\nThis GLSA and any updates to it are available for viewing at\nthe Gentoo Security Website:\n\n https://security.gentoo.org/glsa/202003-54\n\nConcerns?\n=========\n\nSecurity is a primary focus of Gentoo Linux and ensuring the\nconfidentiality and security of our users\u0027 machines is of utmost\nimportance to us. \n\nLicense\n=======\n\nCopyright 2020 Gentoo Foundation, Inc; referenced text\nbelongs to its owner(s). \n\nThe contents of this document are licensed under the\nCreative Commons - Attribution / Share Alike license. \n\nhttps://creativecommons.org/licenses/by-sa/2.5\n. ==========================================================================\nUbuntu Security Notice USN-4515-1\nSeptember 17, 2020\n\npure-ftpd vulnerability\n==========================================================================\n\nA security issue affects these releases of Ubuntu and its derivatives:\n\n- Ubuntu 16.04 LTS\n\nSummary:\n\nPure-FTPd could be made to expose sensitive information if it recieved\nspecially crafted input. \n\nSoftware Description:\n- pure-ftpd: Secure and efficient FTP server\n\nDetails:\n\nAntonio Norales discovered that Pure-FTPd incorrectly handled directory\naliases. (CVE-2020-9274)\n\nUpdate instructions:\n\nThe problem can be corrected by updating your system to the following\npackage versions:\n\nUbuntu 16.04 LTS:\n pure-ftpd 1.0.36-3.2+deb8u1build0.16.04.1\n pure-ftpd-common 1.0.36-3.2+deb8u1build0.16.04.1\n pure-ftpd-ldap 1.0.36-3.2+deb8u1build0.16.04.1\n pure-ftpd-mysql 1.0.36-3.2+deb8u1build0.16.04.1\n pure-ftpd-postgresql 1.0.36-3.2+deb8u1build0.16.04.1\n\nIn general, a standard system update will make all the necessary changes. \n\nReferences:\n https://usn.ubuntu.com/4515-1\n CVE-2020-9274\n\nPackage Information:\n https://launchpad.net/ubuntu/+source/pure-ftpd/1.0.36-3.2+deb8u1build0.16.04.1\n",
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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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