Podatność CVE-2020-11612
Publikacja: 2020-04-07

Opis:
The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while decoding a ZlibEncoded byte stream. An attacker could send a large ZlibEncoded byte stream to the Netty server, forcing the server to allocate all of its free memory to a single decoder.

Typ:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

Ogólna skala CVSS
Znaczenie
Łatwość wykorzystania
7.5/10
6.4/10
10/10
Wymagany dostęp
Złożoność ataku
Autoryzacja
Zdalny
Niska
Nie wymagana
Wpływ na poufność
Wpływ na integralność
Wpływ na dostępność
Częściowy
Częściowy
Częściowy
Affected software
Netty -> Netty 

 Referencje:
https://github.com/netty/netty/compare/netty-4.1.45.Final...netty-4.1.46.Final
https://github.com/netty/netty/issues/6168
https://github.com/netty/netty/pull/9924
https://lists.apache.org/thread.html/r14446ed58208cb6d97b6faa6ebf145f1cf2c70c0886c0c133f4d3b6f@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r255ed239e65d0596812362adc474bee96caf7ba042c7ad2f3c62cec7@%3Cissues.zookeeper.apache.org%3E
https://lists.apache.org/thread.html/r281882fdf9ea89aac02fd2f92786693a956aac2ce9840cce87c7df6b@%3Ccommits.zookeeper.apache.org%3E
https://lists.apache.org/thread.html/r2958e4d49ee046e1e561e44fdc114a0d2285927501880f15852a9b53@%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r3195127e46c87a680b5d1d3733470f83b886bfd3b890c50df718bed1@%3Ccommits.druid.apache.org%3E
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