CVE-2020-37191
CVE-2020-37191 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v4: 4.6
- EPSS exploit prediction: 0% (20th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2020-31144
- Weakness: CWE-120
- Published:
- Last modified:
Description
Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. Attackers can trigger the vulnerability by inserting a large 5000-character payload into the User Name and Registration Code input fields.
Frequently asked questions
- What is CVE-2020-37191?
- Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. Attackers can trigger the vulnerability by inserting a large 5000-character payload into the User Name and Registration Code input fields.
- How severe is CVE-2020-37191?
- CVE-2020-37191 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-37191 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2020-37191?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2020-37191 have an EU (EUVD) identifier?
- Yes. CVE-2020-37191 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-31144.
- When was CVE-2020-37191 published?
- CVE-2020-37191 was published on 2026-02-11 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/47907
- https://www.top-password.com/
- https://www.vulncheck.com/advisories/top-password-software-dialup-password-recovery-denial-of-service
Other CWE-120 (Classic Buffer Overflow) vulnerabilities
- CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
- CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
- CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
- CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
- CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
- CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…
Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →