CVE-2020-4749 json
IBM Spectrum Scale 5.0.0 through 5.0.5.2 does not set the secure attribute on authorization tokens or session cookies.
published 2020-10-20 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-25996
- cvss
- 4.3
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
IBM Spectrum Scale 5.0.0 through 5.0.5.2 does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to. The cookie will be sent to the insecure link and the attacker can then obtain the cookie value by snooping the traffic. IBM X-Force ID: 188518.
Patch / fix
- ibm.com/support/pages/node/6349449 advisory
Exploit prediction
1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 4.3 | CVSS:3.0/C:L/A:N/AV:N/AC:L/S:U/I:N/PR:N/UI:R/RC:C/RL:O/E:U |
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
| CNA | 3.0 | 4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
Affected products
- IBM Spectrum Scale
Classification
- Weakness
-
- CWE-565 Reliance on Cookies without Validation and Integrity Checking
References
-
ibm.com
/support/pages/node/6349449
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/188518
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2020-4749
- NVD CVE-2020-4749
Fencer Vulns 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.