Double-free vulnerability in the FTP-kerberos code in cURL 7.52.0 to 7.65.3.(CVE-2019-5481)

Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3.(CVE-2019-5482)

The remote host is affected by the vulnerability described in GLSA-202003-29 (cURL: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in cURL. Please review the       CVE identifiers referenced below for details.
  Impact :

    A remote attacker could possibly execute arbitrary code with the       privileges of the process or cause a Denial of Service condition.
  Workaround :

    There is no known workaround at this time.

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-648:04 advisory.

    * curl: double free due to subsequent call of realloc() (CVE-2019-5481)
      * curl: heap buffer overflow in function tftp_receive_packet() (CVE-2019-5482)
      * curl: TFTP receive heap buffer overflow in tftp_receive_packet() function (CVE-2019-5436)

Tenable has extracted the preceding description block directly from the MiracleLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

New curl packages are available for Slackware 14.0, 14.1, 14.2, and
-current to fix security issues.

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4129-1 advisory.

    Thomas Vegas discovered that curl incorrectly handled memory when using Kerberos over FTP.

    A remote attacker could use this issue to crash curl, resulting in a denial of service. (CVE-2019-5481)

    Thomas Vegas discovered that curl incorrectly handled memory during TFTP transfers. A remote attacker     could use this issue to crash curl, resulting in a denial of service, or possibly execute arbitrary code.
    (CVE-2019-5482)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for curl fixes the following issues :

Security issues fixed :

CVE-2019-5481: Fixed a double-free during kerberos FTP data transfer.
(bsc#1149495)

CVE-2019-5482: Fixed a TFTP small block size heap buffer overflow (bsc#1149496).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for curl fixes the following issues :

Security issues fixed :

  - CVE-2019-5481: Fixed FTP-KRB double-free during kerberos     FTP data transfer (bsc#1149495).

  - CVE-2019-5482: Fixed TFTP small blocksize heap buffer     overflow (bsc#1149496).

This update was imported from the SUSE:SLE-15:Update update project.

Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3. (CVE-2019-5482)

Double-free vulnerability in the FTP-kerberos code in cURL 7.52.0 to 7.65.3. (CVE-2019-5481)

- double free due to subsequent call of realloc()     (CVE-2019-5481)

  - fix heap buffer overflow in function     tftp_receive_packet() (CVE-2019-5482)

----

  - avoid reporting spurious error in the HTTP2 framing     layer (#1690971)

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

An update of the curl package has been released.

According to the versions of the curl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - Double-free vulnerability in the FTP-kerberos code in     cURL 7.52.0 to 7.65.3.(CVE-2019-5481)

  - Heap buffer overflow in the TFTP protocol handler in     cURL 7.19.4 to 7.65.3.(CVE-2019-5482)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the curl packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities :

  - curl is a command line tool for transferring data with     URL syntax, supporting FTP, FTPS, HTTP, HTTPS, SCP,     SFTP, TFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMAP,     SMTP, POP3 and RTSP. curl supports SSL certificates,     HTTP POST, HTTP PUT, FTP uploading, HTTP form based     upload, proxies, cookies, user+password authentication     (Basic, Digest, NTLM, Negotiate, kerberos...), file     transfer resume, proxy tunneling and a busload of other     useful tricks. Security Fix(es):Heap buffer overflow in     the TFTP protocol handler in cURL 7.19.4 to     7.65.3.(CVE-2019-5482)This vulnerability has been     modified since it was last analyzed by the NVD. It is     awaiting reanalysis which may result in further changes     to the information provided.(CVE-2019-5481)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1792 advisory.

    The curl packages provide the libcurl library and the curl utility for downloading files from servers     using various protocols, including HTTP, FTP, and LDAP.

    Security Fix(es):

    * curl: double free due to subsequent call of realloc() (CVE-2019-5481)

    * curl: heap buffer overflow in function tftp_receive_packet() (CVE-2019-5482)

    * curl: TFTP receive heap buffer overflow in tftp_receive_packet() function (CVE-2019-5436)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

    Additional Changes:

    For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.2 Release Notes     linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2020:1792 advisory.

  - curl: TFTP receive heap buffer overflow in tftp_receive_packet() function (CVE-2019-5436)

  - curl: double free due to subsequent call of realloc() (CVE-2019-5481)

  - curl: heap buffer overflow in function tftp_receive_packet() (CVE-2019-5482)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0250 advisory.

    This release adds the new Apache HTTP Server 2.4.37 Service Pack 1 packages that are part of the JBoss     Core Services offering.

    This release serves as a replacement for Red Hat JBoss Core Services Pack Apache Server 2.4.37 and     includes bug fixes and enhancements. Refer to the Release Notes for information on the most significant     bug fixes and enhancements included in this release.

    Security fix(es):

    * httpd: URL normalization inconsistency (CVE-2019-0220)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
130236	Amazon Linux 2 : curl (ALAS-2019-1340)	Nessus	Amazon Linux Local Security Checks	2019/10/25	2024/4/17	critical
134606	GLSA-202003-29 : cURL: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	2020/3/16	2024/3/22	critical
294489	MiracleLinux 8 : curl-7.61.1-12.el8 (AXSA:2020-648:04)	Nessus	Miracle Linux Local Security Checks	2026/1/20	2026/1/20	critical
128749	Slackware 14.0 / 14.1 / 14.2 / current : curl (SSA:2019-254-01)	Nessus	Slackware Local Security Checks	2019/9/12	2024/4/26	critical
128754	Ubuntu 16.04 LTS / 18.04 LTS : curl vulnerabilities (USN-4129-1)	Nessus	Ubuntu Local Security Checks	2019/9/12	2024/8/27	critical
128966	SUSE SLED12 / SLES12 Security Update : curl (SUSE-SU-2019:2381-1)	Nessus	SuSE Local Security Checks	2019/9/17	2024/4/24	critical
129338	openSUSE Security Update : curl (openSUSE-2019-2169)	Nessus	SuSE Local Security Checks	2019/9/25	2024/4/23	critical
129564	Amazon Linux AMI : curl (ALAS-2019-1294)	Nessus	Amazon Linux Local Security Checks	2019/10/4	2024/4/19	critical
129626	Fedora 31 : curl (2019-6d7f6fa2c8)	Nessus	Fedora Local Security Checks	2019/10/7	2024/4/19	critical
129689	Photon OS 2.0: Curl PHSA-2019-2.0-0177	Nessus	PhotonOS Local Security Checks	2019/10/7	2024/7/22	critical
130111	Photon OS 3.0: Curl PHSA-2019-3.0-0032	Nessus	PhotonOS Local Security Checks	2019/10/22	2025/8/22	critical
130810	EulerOS 2.0 SP8 : curl (EulerOS-SA-2019-2101)	Nessus	Huawei Local Security Checks	2019/11/12	2024/4/12	critical
132824	EulerOS Virtualization for ARM 64 3.0.5.0 : curl (EulerOS-SA-2020-1070)	Nessus	Huawei Local Security Checks	2020/1/13	2024/4/1	critical
136051	RHEL 8 : curl (RHSA-2020:1792)	Nessus	Red Hat Local Security Checks	2020/4/28	2025/3/15	critical
146018	CentOS 8 : curl (CESA-2020:1792)	Nessus	CentOS Local Security Checks	2021/2/1	2024/1/24	critical
133333	RHEL 6 / 7 : Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP1 Security Update (Low) (RHSA-2020:0250)	Nessus	Red Hat Local Security Checks	2020/1/30	2024/11/7	critical

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