CVE-2020-4259
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could...
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized to. IBM X-Force ID: 175638.
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
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized to. IBM X-Force ID: 175638.
- Record
CVE-2020-4259- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/UI:N/S:U/C:N/PR:L/A:N/AC:L/I:H/RC:C/RL:O/E:U - Updated
- 2026-11-02
EUVDEUVD-2020-25506
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized to. IBM X-Force ID: 175638.
- Record
EUVD-2020-25506- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/UI:N/S:U/C:N/PR:L/A:N/AC:L/I:H/RC:C/RL:O/E:U - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f7gq-m8w9-39fh No score
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could...
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized to. IBM X-Force ID: 175638.
- Record
GHSA-f7gq-m8w9-39fh- Updated
- 2026-11-02
NVD
IBM Sterling File Gateway 2.2.0.0 through 6.0.3.1 could allow an authenticated user could manipulate cookie information and remove or add modules from the cookie to access functionality not authorized to. IBM X-Force ID: 175638.
- Record
CVE-2020-4259- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Weakness
- CWE-276
- 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-2020-4259 is a medium vulnerability (CVSS 6.5) in Ibm Sterling File Gateway, published May 14, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.76%, the 55th percentile. No source names a fixed version.