CVE-2020-28500
Regular Expression Denial of Service (ReDoS)
02 Description
Regular Expression Denial of Service (ReDoS)
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 7.33% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.3% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (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:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-10-08.
- Red Hat severity
- Moderate. 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
- 2021-02-15 11:10Z5 YR AGO
- Last updated
- 2026-10-08 21:13Z20 DAYS AGO
- Reserved
- 2020-11-12
- Assigning CNA
- snyk
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P
- Weaknesses
- CWE-400Uncontrolled Resource ConsumptionClass
- Data version
- 5.2
- Document digest
- 29bed7f110518516096b39ac97a38368710a6fea4012da18014f3a7bfd01224b
05 Affected products
06 References
- snyk.iohttps://snyk.io/vuln/SNYK-JS-LODASH-1018905
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074892
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1074893
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074894
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBLODASH-1074895
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGFUJIONWEBJARS-1074896
- github.comhttps://github.com/lodash/lodash/blob/npm/trimEnd.js%23L8
- github.comhttps://github.com/lodash/lodash/pull/5065
- www.oracle.comhttps://www.oracle.com//security-alerts/cpujul2021.html
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20210312-0006/
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuoct2021.html
- www.oracle.comhttps://www.oracle.com/security-alerts/cpujan2022.html
- www.oracle.comhttps://www.oracle.com/security-alerts/cpujul2022.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf
07 Fixed in
Debian 12
- node-lodash Fixed in 4.17.21+dfsg+~cs8.31.173-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- node-lodash Fixed in 4.17.21+dfsg+~cs8.31.173-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- node-lodash Fixed in 4.17.21+dfsg+~cs8.31.173-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- node-lodash Fixed in 4.17.4+dfsg-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- node-lodash Fixed in 4.17.15+dfsg-2ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
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.