CentOS ProjectCESA-2017:3263curl, libcurl security update
6.4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
0.022 Low
EPSS
Percentile
89.5%
CentOS Errata and Security Advisory CESA-2017:3263
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):
- A buffer overrun flaw was found in the IMAP handler of libcurl. By tricking an unsuspecting user into connecting to a malicious IMAP server, an attacker could exploit this flaw to potentially cause information disclosure or crash the application. (CVE-2017-1000257)
Red Hat would like to thank the Curl project for reporting this issue. Upstream acknowledges Brian Carpenter and the OSS-Fuzz project as the original reporters.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2017-November/084792.html
Affected packages:
curl
libcurl
libcurl-devel
Upstream details at:
https://access.redhat.com/errata/RHSA-2017:3263
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| CentOS | 7 | x86_64 | curl | < 7.29.0-42.el7_4.1 | curl-7.29.0-42.el7_4.1.x86_64.rpm |
| CentOS | 7 | i686 | libcurl | < 7.29.0-42.el7_4.1 | libcurl-7.29.0-42.el7_4.1.i686.rpm |
| CentOS | 7 | x86_64 | libcurl | < 7.29.0-42.el7_4.1 | libcurl-7.29.0-42.el7_4.1.x86_64.rpm |
| CentOS | 7 | i686 | libcurl-devel | < 7.29.0-42.el7_4.1 | libcurl-devel-7.29.0-42.el7_4.1.i686.rpm |
| CentOS | 7 | x86_64 | libcurl-devel | < 7.29.0-42.el7_4.1 | libcurl-devel-7.29.0-42.el7_4.1.x86_64.rpm |
Related
6.4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:N/A:P
9.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
0.022 Low
EPSS
Percentile
89.5%