Home/CVE/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.
CVE

CVE-2021-27290

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.

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.

HIGH · CVSS 7.5 EPSS 0.02458
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

4
ssri project ssri>= 5.2.2 and < 6.0.2
ssri project ssri>= 7.0.0 and < 8.0.1
oracle graalvmall versions
siemens sinec infrastructure network services< 1.0.1.1
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm ssri HIGH fixed in 6.0.2
⚠

Public Exploits & PoCs

2
pocdoyensec.com · Doyensec_Advisory_ssri_redos.pdfdoyensec.com
pocgithub.com · ssri-redos.pdfgithub.com
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Mar 2021 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

26
suse-csafopenSUSE-SU-2024:11096-1
siemens-csafSSA-389290
rhsaRHSA-2021:3638Moderate
rhsaRHSA-2021:3639Moderate
suse-csafopenSUSE-SU-2021:1113-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatchThird Party Advisory
https://npmjs.comProduct
https://www.oracle.com/security-alerts/cpuoct2021.htmlPatchThird Party Advisory
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