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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0773.2 curl vulnerabilities 25 May 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: curl Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-1000122 CVE-2018-1000121 CVE-2018-1000120 Reference: ESB-2018.0752 Original Bulletin: http://www.ubuntu.com/usn/usn-3598-1 Comment: This bulletin contains two (2) Ubuntu security advisories. Revision History: May 25 2018: Added USN-3598-2 March 16 2018: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- Ubuntu Security Notice USN-3598-1 March 15, 2018 curl vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 17.10 - - Ubuntu 16.04 LTS - - Ubuntu 14.04 LTS Summary: Several security issues were fixed in curl. Software Description: - - curl: HTTP, HTTPS, and FTP client and client libraries Details: Phan Thanh discovered that curl incorrectly handled certain FTP paths. An attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2018-1000120) Dario Weisser discovered that curl incorrectly handled certain LDAP URLs. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-1000121) Max Dymond discovered that curl incorrectly handled certain RTSP data. An attacker could possibly use this to cause a denial of service or even to get access to sensitive data. (CVE-2018-1000122) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10: curl 7.55.1-1ubuntu2.4 libcurl3 7.55.1-1ubuntu2.4 libcurl3-gnutls 7.55.1-1ubuntu2.4 libcurl3-nss 7.55.1-1ubuntu2.4 Ubuntu 16.04 LTS: curl 7.47.0-1ubuntu2.7 libcurl3 7.47.0-1ubuntu2.7 libcurl3-gnutls 7.47.0-1ubuntu2.7 libcurl3-nss 7.47.0-1ubuntu2.7 Ubuntu 14.04 LTS: curl 7.35.0-1ubuntu2.15 libcurl3 7.35.0-1ubuntu2.15 libcurl3-gnutls 7.35.0-1ubuntu2.15 libcurl3-nss 7.35.0-1ubuntu2.15 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3598-1 CVE-2018-1000120, CVE-2018-1000121, CVE-2018-1000122 Package Information: https://launchpad.net/ubuntu/+source/curl/7.55.1-1ubuntu2.4 https://launchpad.net/ubuntu/+source/curl/7.47.0-1ubuntu2.7 https://launchpad.net/ubuntu/+source/curl/7.35.0-1ubuntu2.15 - ------------------------------------------------------------------------- USN-3598-2: curl vulnerabilities 24 May 2018 curl vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 12.04 ESM Summary Several security issues were fixed in curl. Software Description o curl - HTTP, HTTPS, and FTP client and client libraries Details USN-3598-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Phan Thanh discovered that curl incorrectly handled certain FTP paths. An attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2018-1000120) Dario Weisser discovered that curl incorrectly handled certain LDAP URLs. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-1000121) Max Dymond discovered that curl incorrectly handled certain RTSP data. An attacker could possibly use this to cause a denial of service or even to get access to sensitive data. (CVE-2018-1000122) Max Dymond discovered that curl incorrectly handled certain RTSP responses. If a user or automated system were tricked into connecting to a malicious server, a remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2018-1000301) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM curl - 7.22.0-3ubuntu4.21 libcurl3 - 7.22.0-3ubuntu4.21 libcurl3-gnutls - 7.22.0-3ubuntu4.21 libcurl3-nss - 7.22.0-3ubuntu4.21 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References o https://usn.ubuntu.com/usn/usn-3598-1 o CVE-2018-1000120 o CVE-2018-1000121 o CVE-2018-1000122 o CVE-2018-1000301 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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