CVE-2020-7793
Regular Expression Denial of Service (ReDoS)
02 Description
Regular Expression Denial of Service (ReDoS)
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.92% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.1% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-12-11 13:25Z5 YR AGO
- Last updated
- 2024-09-16 22:45Z2 YR AGO
- Reserved
- 2020-01-21
- Assigning CNA
- snyk
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
- Weaknesses
- CWE-400Uncontrolled Resource ConsumptionClass
- Data version
- 5.1
- Document digest
- e9dce38496ff54c7cb2eb8c31ff4bfbc84c2e8022403ec97d8a6ec489dcf2c69
05 Affected products
06 References
- snyk.iohttps://snyk.io/vuln/SNYK-JS-UAPARSERJS-1023599
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1050387
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBFAISALMAN-1050388
- github.comhttps://github.com/faisalman/ua-parser-js/commit/6d1f26df051ba681463ef109d36c9cf0f7e32b18
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf
07 Fixed in
Debian 12
- node-ua-parser-js Fixed in 0.7.23+ds-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- node-ua-parser-js Fixed in 0.7.23+ds-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- node-ua-parser-js Fixed in 0.7.23+ds-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- node-ua-parser-js No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- node-ua-parser-js No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.