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Fencer Intel
medium 5.9

CVE-2020-4965 json

IBM Jazz Team Server products use weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive in…

published 5y ago modified 4mo ago also EUVD-2020-26212

cvss
5.9
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

IBM Jazz Team Server products use weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 192422.

Patch / fix

Is CVE-2020-4965 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 5.9 CVSS:3.0/C:H/I:N/A:N/UI:N/S:U/AC:H/AV:N/PR:N/RL:O/E:U/RC:C
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.0 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • IBM Rational DOORS Next Generation
  • IBM Engineering Test Management
  • IBM Rational Collaborative Lifecycle Management
  • IBM Rational Engineering Lifecycle Manager
  • IBM Rational Quality Manager
  • IBM Rational Team Concert
  • IBM Rational Rhapsody Model Manager
  • IBM Engineering Workflow Management
  • IBM Engineering Lifecycle Optimization

Classification

Weakness
  • CWE-327 Use of a Broken or Risky Cryptographic Algorithm

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.