CVE-2021-30130
First published: Tue Apr 06 2021(Updated: )
Improper Certificate Validation in phpseclib
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/phpseclib/phpseclib | <2.0.31>=3.0.0<3.0.7 | |
| composer/phpseclib/phpseclib | <2.0.31 | 2.0.31 |
| composer/phpseclib/phpseclib | >=3.0.0<3.0.7 | 3.0.7 |
| phpseclib | <2.0.31 | |
| phpseclib | >=3.0<3.0.7 | |
| Debian Linux | =10.0 |
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Reference Links
- https://github.com/phpseclib/phpseclib/pull/1635
- https://github.com/phpseclib/phpseclib/releases/tag/2.0.31
- https://github.com/phpseclib/phpseclib/releases/tag/3.0.7
- https://lists.debian.org/debian-lts-announce/2022/11/msg00024.html
- https://lists.debian.org/debian-lts-announce/2022/11/msg00025.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-30130
- https://github.com/FriendsOfPHP/security-advisories/blob/master/phpseclib/phpseclib/CVE-2021-30130.yaml
- https://github.com/advisories/GHSA-vf4w-fg7r-5v94 (Advisory)
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2021-30130.
What is the title of this vulnerability?
The title of this vulnerability is 'Improper Certificate Validation in phpseclib'.
What is the description of this vulnerability?
This vulnerability refers to phpseclib before 2.0.31 and 3.x before 3.0.7 mishandling RSA PKCS#1 v1.5 signature verification.
What is the severity of CVE-2021-30130?
The severity of CVE-2021-30130 is high with a CVSS score of 7.5.
What software versions are affected by this vulnerability?
The affected software versions include phpseclib 2.0.0 up to exclusive 2.0.31 and phpseclib 3.0.0 from inclusive up to exclusive 3.0.7.
How can I fix this vulnerability?
To fix this vulnerability, update your phpseclib package to version 2.0.31 or version 3.0.7.
- collector/friends-of-php
- agent/type
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-vf4w-fg7r-5v94
- alias/CVE-2021-30130
- agent/software-canonical-lookup
- agent/references
- agent/weakness
- agent/remedy
- agent/severity
- agent/description
- agent/author
- collector/github-advisory
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/trending
- agent/source
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup-request
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- package-manager/composer
- vendor/phpseclib
- canonical/phpseclib
- version/phpseclib/3.0
- vendor/debian
- canonical/debian linux
- version/debian linux/10.0