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amazonAmazonALAS-2021-1529
HistorySep 02, 2021 - 10:54 p.m.

Important: lasso

2021-09-0222:54:00
alas.aws.amazon.com
14
xml signature wrapping
lasso
saml
integrity
availability
cve-2021-28091

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS

0.006

Percentile

78.1%

JSON

Issue Overview:

An XML Signature Wrapping (XSW) vulnerability was found in Lasso. This flaw allows an attacker to modify a valid SAML response to include an unsigned SAML assertion, which may be used to impersonate another valid user recognized by the service using Lasso. The highest threat from this vulnerability is to data confidentiality and integrity as well as service availability. (CVE-2021-28091)

Affected Packages:

lasso

Issue Correction:
Run yum update lasso to update your system.

New Packages:

i686:  
    lasso-python-2.5.1-8.6.amzn1.i686  
    lasso-debuginfo-2.5.1-8.6.amzn1.i686  
    lasso-devel-2.5.1-8.6.amzn1.i686  
    lasso-2.5.1-8.6.amzn1.i686  
  
src:  
    lasso-2.5.1-8.6.amzn1.src  
  
x86_64:  
    lasso-devel-2.5.1-8.6.amzn1.x86_64  
    lasso-debuginfo-2.5.1-8.6.amzn1.x86_64  
    lasso-python-2.5.1-8.6.amzn1.x86_64  
    lasso-2.5.1-8.6.amzn1.x86_64

Additional References

Red Hat: CVE-2021-28091

Mitre: CVE-2021-28091

Related

redos 1
prion 1
fedora 2
openvas 12
osv 5
nessus 23
cisco 1
ubuntucve 1
cvelist 1
redhat 2
debian 3
amazon 1
suse 1
cve 1
redhatcve 1
akamaiblog 4
cbl_mariner 1
almalinux 1
ubuntu 1
oraclelinux 2
rocky 1
debiancve 1
nvd 1
f5 1
veracode 1
freebsd 1
redos
redos
ROS-20240730-02
2024-07-30 00:00:00
prion
prion
Design/Logic Flaw
2021-06-04 15:15:00
fedora
fedora
[SECURITY] Fedora 33 Update: lasso-2.7.0-1.fc33
2021-06-11 01:20:08
[SECURITY] Fedora 34 Update: lasso-2.7.0-1.fc34
2021-06-11 01:15:56
openvas
openvas
Debian: Security Advisory (DSA-4926-1)
2021-06-05 00:00:00
SUSE: Security Advisory (SUSE-SU-2021:2589-1)
2021-08-04 00:00:00
Fedora: Security Advisory for lasso (FEDORA-2021-508acb1153)
2021-06-17 00:00:00
osv
osv
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2021-06-10 00:00:00
Moderate: lasso security and enhancement update
2021-11-09 09:01:05
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2021-06-03 00:00:00
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nessus
RHEL 8 : lasso (RHSA-2021:4325)
2021-11-11 00:00:00
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2021-08-03 00:00:00
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2021-10-25 00:00:00
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2021-06-01 12:30:00
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2021-06-01 00:00:00
cvelist
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CVE-2021-28091
2021-06-04 14:39:14
redhat
redhat
(RHSA-2021:2989) Important: lasso security update
2021-08-02 14:32:12
(RHSA-2021:4325) Moderate: lasso security and enhancement update
2021-11-09 09:01:05
debian
debian
[SECURITY] [DSA 4926-1] lasso security update
2021-06-03 20:22:41
[SECURITY] [DLA 2684-1] lasso security update
2021-06-10 05:49:35
[SECURITY] [DSA 4926-1] lasso security update
2021-06-03 20:22:41
amazon
amazon
Important: lasso
2021-06-16 20:37:00
suse
suse
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cve
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2021-06-04 15:15:07
redhatcve
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2021-06-01 14:19:14
akamaiblog
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2021-06-01 04:00:00
Akamai EAA Impersonation Vulnerability - A Deep Dive
2021-06-01 13:00:30
SAML Implementation Vulnerability Impacting Some Akamai Services
2021-06-01 13:00:00
cbl_mariner
cbl_mariner
CVE-2021-28091 affecting package lasso for versions less than 2.8.0-1
2022-10-05 17:21:40
almalinux
almalinux
Moderate: lasso security and enhancement update
2021-11-09 09:01:05
ubuntu
ubuntu
Lasso vulnerability
2021-06-02 00:00:00
oraclelinux
oraclelinux
lasso security update
2021-08-02 00:00:00
lasso security and enhancement update
2021-11-16 00:00:00
rocky
rocky
lasso security and enhancement update
2021-11-09 09:01:05
debiancve
debiancve
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2021-06-04 15:15:07
nvd
nvd
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2021-06-04 15:15:07
f5
f5
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2021-06-07 00:00:00
veracode
veracode
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2021-08-13 15:38:08
freebsd
freebsd
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2021-06-01 00:00:00

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS

0.006

Percentile

78.1%

JSON
Related for ALAS-2021-1529
redos1prion1fedora2openvas12osv5nessus23cisco1ubuntucve1cvelist1redhat2debian3amazon1suse1cve1redhatcve1akamaiblog4cbl_mariner1almalinux1ubuntu1oraclelinux2rocky1debiancve1nvd1f51veracode1freebsd1