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01 Record

CVE-2022-1434

Incorrect MAC key used in the RC4-MD5 ciphersuite

UnratedPUBLISHEDCNA: openssl
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Incorrect MAC key used in the RC4-MD5 ciphersuite

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.22% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 68.6% of scored records. A rank, not a probability.
NVD base score
5.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-10-14.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-05-03 15:15Z4 YR AGO
Last updated
2026-10-14 12:43Z15 DAYS AGO
Reserved
2022-04-22
Assigning CNA
openssl
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-327Use of a Broken or Risky Cryptographic AlgorithmClass
Data version
5.2
Document digest
8e40ede6eaecd4c1d07b6c1b511fe3d93321d74923332fcef6347b1fd5b3d008

05 Affected products

VendorProductVersionsPlatforms
OpenSSLOpenSSLFixed in OpenSSL 3.0.3 (Affected 3.0.0,3.0.1,3.0.2)—

06 References

07 Fixed in

Ubuntu 22.04 LTS

  • openssl
    Fixed in 3.0.2-0ubuntu1.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 16.04 LTS

  • edk2
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.