CVE-2021-38891
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic...
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 209508.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 209508.
- Record
CVE-2021-38891- CVSS 3.0
- 5.9 Medium
CVSS:3.0/PR:N/S:U/AC:H/UI:N/AV:N/A:N/C:H/I:N/RL:O/E:U/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-25328
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 209508.
- Record
EUVD-2021-25328- CVSS 3.0
- 5.9 Medium
CVSS:3.0/PR:N/S:U/AC:H/UI:N/AV:N/A:N/C:H/I:N/RL:O/E:U/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h8c3-q762-53jh No score
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic...
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 209508.
- Record
GHSA-h8c3-q762-53jh- Weakness
- CWE-326
- Updated
- 2026-11-02
NVD
IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 209508.
- Record
CVE-2021-38891- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-326
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-38891 is a medium vulnerability (CVSS 5.9) in Ibm Connect:direct Web Services, published November 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.69%, the 52nd percentile. No source names a fixed version.