9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.7 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.013 Low
EPSS
Percentile
85.8%
Issue Overview:
A heap-based buffer overflow has been found in the Curl_smtp_escape_eob() function of curl. An attacker could exploit this by convincing a user to use curl to upload data over SMTP with a reduced buffer to cause a crash or corrupt memory.(CVE-2018-0500)
Affected Packages:
curl
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update curl to update your system.
New Packages:
src:
curl-7.55.1-12.amzn2.0.5.src
x86_64:
curl-7.55.1-12.amzn2.0.5.x86_64
libcurl-7.55.1-12.amzn2.0.5.x86_64
libcurl-devel-7.55.1-12.amzn2.0.5.x86_64
curl-debuginfo-7.55.1-12.amzn2.0.5.x86_64
Red Hat: CVE-2018-0500
Mitre: CVE-2018-0500
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 2 | x86_64 | curl | < 7.55.1-12.amzn2.0.5 | curl-7.55.1-12.amzn2.0.5.x86_64.rpm |
Amazon Linux | 2 | x86_64 | libcurl | < 7.55.1-12.amzn2.0.5 | libcurl-7.55.1-12.amzn2.0.5.x86_64.rpm |
Amazon Linux | 2 | x86_64 | libcurl-devel | < 7.55.1-12.amzn2.0.5 | libcurl-devel-7.55.1-12.amzn2.0.5.x86_64.rpm |
Amazon Linux | 2 | x86_64 | curl-debuginfo | < 7.55.1-12.amzn2.0.5 | curl-debuginfo-7.55.1-12.amzn2.0.5.x86_64.rpm |
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.7 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.013 Low
EPSS
Percentile
85.8%