ALPINE-CVE-2020-12783

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Source
https://security.alpinelinux.org/vuln/CVE-2020-12783
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2020-12783
Upstream
Published
2020-05-11T14:15:11Z
Modified
2026-11-03T06:32:23Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

Exim through 4.93 has an out-of-bounds read in the SPA authenticator that could result in SPA/NTLM authentication bypass in auths/spa.c and auths/auth-spa.c.

References

Affected packages

Alpine:v3.11
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.12
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.13
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.14
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.15
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.16
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.17
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.18
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.19
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.20
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.21
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.22
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.23
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"
Alpine:v3.24
exim

Package

Name
exim
Purl
pkg:apk/alpine/exim?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.93-r1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-12783.json"