CVE-2021-20557
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary...
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 199184.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 199184.
- Record
CVE-2021-20557- CVSS 3.0
- 7.2 High
CVSS:3.0/I:H/S:U/AC:L/A:H/C:H/UI:N/AV:N/PR:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-7975
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 199184.
- Record
EUVD-2021-7975- CVSS 3.0
- 7.2 High
CVSS:3.0/I:H/S:U/AC:L/A:H/C:H/UI:N/AV:N/PR:H/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gvp4-g6f7-f92f No score
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary...
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 199184.
- Record
GHSA-gvp4-g6f7-f92f- Weakness
- CWE-78
- Updated
- 2026-11-02
NVD
IBM Security Guardium 11.2 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 199184.
- Record
CVE-2021-20557- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.0 High
AV:N/AC:L/Au:S/C:C/I:C/A:C - Weakness
- CWE-78
- 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-2021-20557 is a high vulnerability (CVSS 7.2) in Ibm Security Guardium, published May 24, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.73%, the 86th percentile. No source names a fixed version.