Bug 1946736 (CVE-2021-30130) - CVE-2021-30130 php-phpseclib: improper RSA PKCS#1 v1.5 signature verification
Summary: CVE-2021-30130 php-phpseclib: improper RSA PKCS#1 v1.5 signature verification
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-30130
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1946737 1946738
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-04-06 18:41 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-04-06 23:35 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2021-04-06 23:35:23 UTC
Embargoed:

Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2021-04-06 18:41:29 UTC 
phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.

Reference and upstream patch:
https://github.com/phpseclib/phpseclib/pull/1635
Comment 1 Guilherme de Almeida Suckevicz 2021-04-06 18:41:49 UTC 
Created php-phpseclib tracking bugs for this issue:

Affects: epel-7 [bug 1946738]
Affects: fedora-all [bug 1946737]
Comment 2 Product Security DevOps Team 2021-04-06 23:35:23 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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