CVE-2021-3912Medium· 4.2▾ SunlitOctoRPKI crashes when processing GZIP bomb returned via malicious repository
▾ Sunlit zone — Low / medium · no exploitation signal
impact 23.1 · likelihood 0.2 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 9.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
0.8%
0.8% → 0.9%
OctoRPKI tries to load the entire contents of a repository in memory, and in the case of a GZIP bomb, unzip it in memory, making it possible to create a repository that makes OctoRPKI run out of memory (and thus crash).
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github.com/cloudflare/cfrpki < 1.4.0Upgrade to a patched release:
github.com/cloudflare/cfrpki 1.4.0Connected by shared product, vendor, weakness, or advisory.
CVE-2021-3761High· 7.5OctoRPKI lacks contextual out-of-bounds check when validating RPKI ROA maxLength values
CVE-2021-3911Medium· 4.2Misconfigured IP address field in ROA leads to OctoRPKI crash
CVE-2021-3908Medium· 5.9Infinite certificate chain depth results in OctoRPKI running forever
CVE-2021-3909Medium· 4.4Infinite open connection causes OctoRPKI to hang forever
CVE-2021-3910High· 7.5NUL character in ROA causes OctoRPKI to crash
CVE-2022-3616Medium· 5.4OctoRPKI crashes when max iterations is reached