GHSA-8CVR-4RRF-F244 Infinite open connection causes OctoRPKI to hang forever

OctoRPKI github.com/cloudflare/cfrpki/cmd/octorpki does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. Specifically, the repository that OctoRPKI sends HTTP requests to will keep the connection open for a day before a...

Infinite open connection causes OctoRPKI to hang forever

OctoRPKI github.com/cloudflare/cfrpki/cmd/octorpki does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. Specifically, the repository that OctoRPKI sends HTTP requests to will keep the connection open for a day before a...

GHSA-5MXH-2QFV-4G7J NUL character in ROA causes OctoRPKI to crash

OctoRPKI crashes when encountering a repository that returns an invalid ROA just an encoded NUL \0 character. Patches For more information If you have any questions or comments about this advisory email us at [email protected]...

Arbitrary filepath traversal via URI injection

OctoRPKI does not escape a URI with a filename containing "..", this allows a repository to create a file, ex. rsync://example.org/repo/../../etc/cron.daily/evil.roa, which would then be written to disk outside the base cache folder. This could allow for remote code execution on the host machine...

GHSA-W6WW-FMFX-2X22 Misconfigured IP address field in ROA leads to OctoRPKI crash

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash. Patches For more information If you have any questions or comments about this advisory email us at [email protected]...

Cloudflare Public Bug Bounty: Bypassing Cache Deception Armor using .avif extension file

Cloudflare Deception Armor could be bypassed by using .avif extension making Cache deception attack possible on vulnerable origin servers. Cloudflare Cache Deception Armor uses a Page rule to protect Cloudflare Cache against caching possibly sensitive information. This attack could be performed b...

Suing Infrastructure Companies for Copyright Violations

Its a matter of going after those with deep pockets. From Wired: Cloudflare was sued in November 2018 by Mon Cheri Bridals and Maggie Sottero Designs, two wedding dress manufacturers and sellers that alleged Cloudflare was guilty of contributory copyright infringement because it didnt terminate...

Cloudflare Isn't Liable for Sites That Hawk Counterfeits

A federal judge ruled that the content-delivery service doesn't "contribute" to copyright infringement...

Facebook shoots own foot, hits Instagram and WhatsApp too

Mark Zuckerberg was left counting the personal cost of bad PR yesterday about $6 billion, according to Bloomberg on a day when his company couldnt get out of the news headlines, for all the wrong reasons. The billionaire Facebook CEOs bad day at the office started with whistleblower Frances Hauge...

Cloudflare Is Taking a Shot at Email Security

The internet infrastructure company wants to protect your inbox from targeted threats, starting with the launch of two new tools...

DDoS Chart Toppers—BPS, PPS and RPS Greatest Hits

New to the scene, monster-sized botnet Mēris is raising some eyebrows with giant requests per second rps attacks as shared by Cloudflare 17.2M rps, reported August 19, Yandex peaking at 21.8M rps on September 5, and KrebsOnSecurity 2M rps on September 9. Some commentary came in on Slashdot, The...

KrebsOnSecurity Hit By Huge New IoT Botnet “Meris”

On Thursday evening, KrebsOnSecurity was the subject of a rather massive and mercifully brief distributed denial-of-service DDoS attack. The assault came from "Meris," the same new botnet behind record-shattering attacks against Russian search giant Yandex this week and internet infrastructure fi...

CVE-2021-3761

Any CA issuer in the RPKI can trick OctoRPKI prior to 1.3.0 into emitting an invalid VRP "MaxLength" value, causing RTR sessions to terminate. An attacker can use this to disable RPKI Origin Validation in a victim network for example AS 13335 - Cloudflare prior to launching a BGP hijack which...

CVE-2021-3761

Any CA issuer in the RPKI can trick OctoRPKI prior to 1.3.0 into emitting an invalid VRP "MaxLength" value, causing RTR sessions to terminate. An attacker can use this to disable RPKI Origin Validation in a victim network for example AS 13335 - Cloudflare prior to launching a BGP hijack which...

CVE-2021-3761

Any CA issuer in the RPKI can trick OctoRPKI prior to 1.3.0 into emitting an invalid VRP "MaxLength" value, causing RTR sessions to terminate. An attacker can use this to disable RPKI Origin Validation in a victim network for example AS 13335 - Cloudflare prior to launching a BGP hijack which...

Input validation

Any CA issuer in the RPKI can trick OctoRPKI prior to 1.3.0 into emitting an invalid VRP "MaxLength" value, causing RTR sessions to terminate. An attacker can use this to disable RPKI Origin Validation in a victim network for example AS 13335 - Cloudflare prior to launching a BGP hijack which...

UBUNTU-CVE-2021-3761

Any CA issuer in the RPKI can trick OctoRPKI prior to 1.3.0 into emitting an invalid VRP "MaxLength" value, causing RTR sessions to terminate. An attacker can use this to disable RPKI Origin Validation in a victim network for example AS 13335 - Cloudflare prior to launching a BGP hijack which...

CVE-2021-3761 OctoRPKI lacks contextual out-of-bounds check when validating RPKI ROA maxLength values

Any CA issuer in the RPKI can trick OctoRPKI prior to 1.3.0 into emitting an invalid VRP "MaxLength" value, causing RTR sessions to terminate. An attacker can use this to disable RPKI Origin Validation in a victim network for example AS 13335 - Cloudflare prior to launching a BGP hijack which...

CVE-2021-3761

CVE-2021-3761 affects Cloudflare’s RPKI validator (OctoRPKI) prior to 1.3.0, where any CA issuer can trigger an invalid VRP MaxLength value, causing RTR sessions to terminate. This can disable RPKI Origin Validation in a victim network and potentially enable a subsequent BGP hijack; RTR session f...

RPKI 缓冲区错误漏洞

RPKI is Resource Public Key Infrastructure RPKI, also known as Resource Certification Resource Certification, the full name in Chinese is "Internet Code Resource Public Key Infrastructure", is a public key infrastructure PKI framework designed to make the Internet routing infrastructure more...