CVE-2020-35679
HIGH
7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
MEDIUM
5,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: none
Integrity: none
Availability: partial
Description
AI Translation Available
smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a 'very significant' memory leak via messages to an instance that performs many regex lookups.
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0171
Percentile
0,8th
Updated
EPSS Score Trend (Last 91 Days)
401
Missing Release of Memory after Effective Lifetime
DraftCommon Consequences
Security Scopes Affected:
Availability
Other
Potential Impacts:
Dos: Crash, Exit, Or Restart
Dos: Instability
Dos: Resource Consumption (Cpu)
Dos: Resource Consumption (Memory)
Reduce Performance
Applicable Platforms
Languages:
C, C++, Not Language-Specific
Operating System
Fedora by Fedoraproject
CPE Identifier
View Detailed Analysis
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application
Opensmtpd by Opensmtpd
CPE Identifier
View Detailed Analysis
cpe:2.3:a:opensmtpd:opensmtpd:6.8.0:-:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application
Opensmtpd by Opensmtpd
Version Range Affected
To
6.8.0
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:a:opensmtpd:opensmtpd:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application
Opensmtpd by Opensmtpd
CPE Identifier
View Detailed Analysis
cpe:2.3:a:opensmtpd:opensmtpd:6.8.0:patch1-rc1:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System
Fedora by Fedoraproject
CPE Identifier
View Detailed Analysis
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/openbsd/src/commit/79a034b4aed29e965f45a13409268290c9910043
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://poolp.org/posts/2020-12-24/december-2020-opensmtpd-6.8.0p1-released-fix…
https://security.gentoo.org/glsa/202105-12
https://www.mail-archive.com/misc%40opensmtpd.org/msg05188.html
https://github.com/openbsd/src/commit/79a034b4aed29e965f45a13409268290c9910043
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://poolp.org/posts/2020-12-24/december-2020-opensmtpd-6.8.0p1-released-fix…
https://security.gentoo.org/glsa/202105-12
https://www.mail-archive.com/misc%40opensmtpd.org/msg05188.html