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Github Security Blog
Github Security Blog
•added 2022/07/30 12:00 a.m.•44 views

Eclipse Californium denial of service (DoS) via Datagram Transport Layer Security (DTLS) handshake on parameter mismatch

In Eclipse Californium versions 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other pee...

7.5CVSS2.7AI score0.00588EPSS
SaveExploits1References6Affected Software1
OSV
OSV
•added 2022/07/30 12:00 a.m.•28 views

GHSA-QQ3J-44GW-CF6R Eclipse Californium denial of service (DoS) via Datagram Transport Layer Security (DTLS) handshake on parameter mismatch

In Eclipse Californium versions 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other pee...

7.5CVSS7.1AI score0.00588EPSS
SaveExploits1References6
attackerkb
attackerkb
•added 2022/07/29 2:15 p.m.•10 views

CVE-2022-2576

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

7.5CVSS7.1AI score0.00588EPSS
SaveExploits1References2Affected Software1
NVD
NVD
•added 2022/07/29 2:15 p.m.•19 views

CVE-2022-2576

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

7.5CVSS0.00588EPSS
SaveExploits1References1
Prion
Prion
•added 2022/07/29 2:15 p.m.•29 views

Design/Logic Flaw

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

5CVSS7.4AI score0.00588EPSS
SaveExploits1References1Affected Software1
Cvelist
Cvelist
•added 2022/07/29 1:20 p.m.•39 views

CVE-2022-2576

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

7.6AI score0.00588EPSS
SaveExploits1References1
Mend
Mend
•added 2022/07/29 1:20 p.m.•4 views

CVE-2022-2576

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

8.7CVSS0.00588EPSS
SaveExploits1References7
CVE
CVE
•added 2022/07/29 1:20 p.m.•110 views

CVE-2022-2576

In Eclipse Californium, CVE-2022-2576 affects versions 2.0.0–2.7.2 and 3.0.0–3.5.0. The DTLS resumption handshake can fall back to a full DTLS handshake on parameter mismatch without a HelloVerifyRequest, which, when used with certificate-based cipher suites, enables message amplification that ca...

7.5CVSS7.2AI score0.00588EPSS
SaveExploits1References1Affected Software1
OSV
OSV
•added 2022/07/29 1:20 p.m.•23 views

CVE-2022-2576

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

7.5AI score
SaveExploits0References3
Positive Technologies
Positive Technologies
•added 2022/07/29 12:00 a.m.•1 views

PT-2022-17495

Name of the Vulnerable Software and Affected Versions Eclipse Californium versions 2.0.0 through 2.7.2 Eclipse Californium versions 3.0.0 through 3.5.0 Description The issue occurs when a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a...

7.5CVSS0.00588EPSS
SaveExploits1References10
Rapid7 Vulnerability Database (full)
Rapid7 Vulnerability Database (full)
•added 2022/07/29 12:00 a.m.•5 views

CVE-2022-2576: Incorrect Behavior Order: Early Amplification

In Eclipse Californium version 2.0.0 to 2.7.2 and 3.0.0-3.5.0 a DTLS resumption handshake falls back to a DTLS full handshake on a parameter mismatch without using a HelloVerifyRequest. Especially, if used with certificate based cipher suites, that results in message amplification DDoS other peer...

7.5CVSS7.2AI score0.00588EPSS
SaveExploits1References2
Veracode
Veracode
•added 2022/07/18 10:58 a.m.•62 views

Denial Of Service (DoS)

mbedtls is vulnerable to denial of service. The vulnerability exists through a buffer overread when the dtls server with MBEDTLSSSLDTLSCLIENTPORTREUSE in use receives a ClientHello message with a cookie whose declared length exceeds the end of the allocated buffer which allows an attacker to caus...

9.1CVSS8.3AI score0.023EPSS
SaveExploits1References5Affected Software1
Veracode
Veracode
•added 2022/07/18 12:41 a.m.•32 views

Denial Of Service (DoS)

wolfssl is vulnerable to denial of service. The vulnerability exists due to an implementation error in DTLS, allowing an attacker to crash the application...

7.5CVSS7AI score0.01403EPSS
SaveExploits0References3Affected Software1
Tenable Nessus
Tenable Nessus
•added 2022/07/18 12:00 a.m.•42 views

SUSE SLES15: gmp-devel / gmp-devel-32bit / libgmp10 / libgmp10-32bit / libgmpxx4 / etc (SUSE-SU-2020:0948-2)

The remote SUSE Linux SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2020:0948-2 advisory. Security issue fixed: - CVE-2020-11501: Fixed zero random value in DTLS client hello bsc1168345 FIPS related bugfixes: - FIPS: Install checksums for...

7.4CVSS6.7AI score0.03388EPSS
SaveExploits0References7
attackerkb
attackerkb
•added 2022/07/15 2:15 p.m.•12 views

CVE-2022-35409

An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information...

9.1CVSS7.3AI score0.023EPSS
SaveExploits1References4
NVD
NVD
•added 2022/07/15 2:15 p.m.•30 views

CVE-2022-35409

An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information...

9.1CVSS0.023EPSS
SaveExploits1References3
OSV
OSV
•added 2022/07/15 2:15 p.m.•14 views

ALPINE-CVE-2022-35409

An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information...

9.1CVSS7AI score0.023EPSS
SaveExploits1References1
UbuntuCve
UbuntuCve
•added 2022/07/15 2:15 p.m.•45 views

CVE-2022-35409

An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information...

9.1CVSS7.1AI score0.023EPSS
SaveExploits1References11
Prion
Prion
•added 2022/07/15 2:15 p.m.•32 views

Heap overflow

An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information...

6.4CVSS9.1AI score0.023EPSS
SaveExploits1References3Affected Software2
OSV
OSV
•added 2022/07/15 12:00 a.m.•37 views

CVE-2022-35409

An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information...

1.8AI score
SaveExploits0References5
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