GHSA-2f25-pfq3-c7h8

Phpseclib needs guardrails on large binaryfield integers

Source: GitHub Advisory Database (reviewed) High CVE-2023-49316

Packages

Ecosystem	Package	Affected	Fixed in
Packagist	phpseclib/phpseclib	>= 3.0.0, < 3.0.34	3.0.34

Details

As written in the advisory (Markdown source, shown as plain text).

### Impact Anyone loading untrusted ASN1 files (eg. X509 certificates, RSA PKCS8 private or public keys, etc) ### Patches https://github.com/phpseclib/phpseclib/commit/964d78101a70305df33f442f5490f0adb3b7e77f ### Workarounds No. ### References https://github.com/phpseclib/phpseclib/commit/964d78101a70305df33f442f5490f0adb3b7e77f https://www.usenix.org/system/files/usenixsecurity25-shi-bing.pdf

References

External links from the advisory. They lead to third-party sites.

https://github.com/phpseclib/phpseclib/security/advisories/GHSA-2f25-pfq3-c7h8 web
https://nvd.nist.gov/vuln/detail/CVE-2023-49316 advisory
https://github.com/phpseclib/phpseclib/commit/964d78101a70305df33f442f5490f0adb3b7e77f web
https://github.com/FriendsOfPHP/security-advisories/blob/master/phpseclib/phpseclib/CVE-2023-49316.yaml web
https://github.com/phpseclib/phpseclib package
https://github.com/phpseclib/phpseclib/releases/tag/3.0.34 web