[SECURITY] [DLA 3197-1] phpseclib security update
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Debian LTS Advisory DLA-3197-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Sylvain Beucler
November 17, 2022 https://wiki.debian.org/LTS
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Package : phpseclib
Version : 1.0.19-3~deb10u1
CVE ID : CVE-2021-30130
It was discovered that phpseclib, a pure-PHP implementation of various
cryptographic and arithmetic algorithms (v1), mishandles RSA PKCS#1
v1.5 signature verification. An attacker may get invalid signatures
accepted, bypassing authorization control in specific situations.
For Debian 10 buster, this problem has been fixed in version
1.0.19-3~deb10u1.
We recommend that you upgrade your phpseclib packages.
For the detailed security status of phpseclib please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/phpseclib
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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