Vulnerability Details : CVE-2021-27290
Potential exploit
ssri 5.2.2-8.0.0, fixed in 8.0.1, processes SRIs using a regular expression which is vulnerable to a denial of service. Malicious SRIs could take an extremely long time to process, leading to denial of service. This issue only affects consumers using the strict option.
Vulnerability category: Denial of service
Products affected by CVE-2021-27290
- cpe:2.3:a:oracle:graalvm:20.3.3:*:*:*:enterprise:*:*:*
- cpe:2.3:a:oracle:graalvm:21.2.0:*:*:*:enterprise:*:*:*
- cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*
- cpe:2.3:a:ssri_project:ssri:*:*:*:*:*:node.js:*:*
- cpe:2.3:a:ssri_project:ssri:*:*:*:*:*:node.js:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-27290
2.67%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-27290
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2021-27290
-
https://doyensec.com/resources/Doyensec_Advisory_ssri_redos.pdf
Exploit;Patch;Third Party Advisory
-
https://npmjs.com
npm | build amazing thingsProduct
-
https://www.oracle.com/security-alerts/cpuoct2021.html
Oracle Critical Patch Update Advisory - October 2021Patch;Third Party Advisory
-
https://github.com/yetingli/SaveResults/blob/main/pdf/ssri-redos.pdf
SaveResults/ssri-redos.pdf at main · yetingli/SaveResults · GitHubExploit;Third Party Advisory
-
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
Patch;Third Party Advisory
Jump to