CVE-2021-20563
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to...
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to obtain sensitive information. By sending a specially crafted request, the user could disclose a valid filepath on the server which could be used in further attacks against the system. IBM X-Force ID: 199234.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to obtain sensitive information. By sending a specially crafted request, the user could disclose a valid filepath on the server which could be used in further attacks against the system. IBM X-Force ID: 199234.
- Record
CVE-2021-20563- CVSS 3.0
- 4.3 Medium
CVSS:3.0/PR:L/AV:N/S:U/I:N/C:L/UI:N/AC:L/A:N/RC:C/RL:O/E:U - Updated
- 2026-11-02
EUVDEUVD-2021-7981
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to obtain sensitive information. By sending a specially crafted request, the user could disclose a valid filepath on the server which could be used in further attacks against the system. IBM X-Force ID: 199234.
- Record
EUVD-2021-7981- CVSS 3.0
- 4.3 Medium
CVSS:3.0/PR:L/AV:N/S:U/I:N/C:L/UI:N/AC:L/A:N/RC:C/RL:O/E:U - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m9fr-8qv4-7q28
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to...
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to obtain sensitive information. By sending a specially crafted request, the user could disclose a valid filepath on the server which could be used in further attacks against the system. IBM X-Force ID: 199234.
- Record
GHSA-m9fr-8qv4-7q28- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
IBM Sterling File Gateway 2.2.0.0 through 6.1.0.3 could allow a remote authenciated user to obtain sensitive information. By sending a specially crafted request, the user could disclose a valid filepath on the server which could be used in further attacks against the system. IBM X-Force ID: 199234.
- Record
CVE-2021-20563- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - CVSS 3.0
- 4.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| 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-2021-20563 is a medium vulnerability (CVSS 4.3) in Ibm Sterling File Gateway, published September 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.73%, the 54th percentile. No source names a fixed version.