5
CVSSv2

CVE-2021-43174

Published: 09/11/2021 Updated: 04/04/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

NLnet Labs Routinator versions 0.9.0 up to and including 0.10.1, support the gzip transfer encoding when querying RRDP repositories. This encoding can be used by an RRDP repository to cause an out-of-memory crash in these versions of Routinator. RRDP uses XML which allows arbitrary amounts of white space in the encoded data. The gzip scheme compresses such white space extremely well, leading to very small compressed files that become huge when being decompressed for further processing, big enough that Routinator runs out of memory when parsing input data waiting for the next XML element.

Vulnerability Trend

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nlnetlabs routinator

debian debian linux 11.0

Vendor Advisories

Multiple vulnerabilities were discovered in Cloudflare's RPKI validator, which could result in denial of service or path traversal For the stable distribution (bullseye), these problems have been fixed in version 142-1~deb11u1 We recommend that you upgrade your cfrpki packages For the detailed security status of cfrpki please refer to its secu ...