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SUSE: 2021:2237-1 Important: Critical Decryption Issue in Python-RSA

suse
Calendar Grey July 2, 2021
Scroller Suse
SUSE unveiled a significant security patch for python-rsa that resolves a pivotal decryption vulnerability.
An update that fixes one vulnerability is now available

Summary

This update for python-rsa fixes the following issues: - CVE-2020-13757: Proper handling of leading '\0' bytes during decryption of ciphertext (bsc#1172389) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE OpenStack Cloud 7: zypper in -t patch SUSE-OpenStack-Cloud-7-2021-2237=1 - SUSE Linux Enterprise Module for Public Cloud 12: zypper in -t patch SUSE-SLE-Module-Public-Cloud-12-2021-2237=1 Package List: - SUSE OpenStack Cloud 7 (noarch): python-rsa-3.1.4-12.16.1 - SUSE Linux Enterprise Module for Public Cloud 12 (noarch): python-rsa-3.1.4-12.16.1

Topics%20covered

Topics Covered

security advisory critical important python-rsa SUSE OpenStack Cloud decryption issue

References

#1172389

Cross- CVE-2020-13757

CVSS scores:

CVE-2020-13757 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVE-2020-13757 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Module for Public Cloud 12

https://www.suse.com/security/cve/CVE-2020-13757.html

https://bugzilla.suse.com/1172389

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2021:2237-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical important python-rsa SUSE OpenStack Cloud decryption issue

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