CVE-2019-25591 | nsauditor DNSS Domain Name Search Software 2.1.8 Registration Name/Key out-of-bounds write (Exploit 46831 / EDB-46831)

VDB-352440 · CVE-2019-25591 · EXPLOIT 46831 NSAUDITOR DNSS DOMAIN NAME SEARCH SOFTWARE 2.1.8 REGISTRATION NAME/KEY OUT-OF-BOUNDS WRITE HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.6 $0-$5k 2.20+ Summaryinfo A vulnerability was found in nsauditor DNSS Domain Name Search Software 2.1.8 and classified as critical. Affected by this vulnerability is an unknown functionality of the component Registration Handler. The manipulation of the argument Name/Key results in out-of-bounds write. This vulnerability is known as CVE-2019-25591. Attacking locally is a requirement. Furthermore, an exploit is available. Detailsinfo A vulnerability classified as problematic has been found in nsauditor DNSS Domain Name Search Software 2.1.8. Affected is an unknown code of the component Registration Handler. The manipulation of the argument Name/Key with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. CVE summarizes: DNSS Domain Name Search Software 2.1.8 contains a buffer overflow vulnerability in the registration code input field that allows local attackers to crash the application by submitting an excessively long string. Attackers can trigger a denial of service by pasting a malicious registration code containing 300 repeated characters into the Name/Key field via the Register menu option. The weakness was published by Victor Mondragón as 46831. The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2019-25591 since 03/22/2026. The exploitability is told to be easy. The attack needs to be approached locally. Technical details and a public exploit are known. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. The vulnerability is also documented in the vulnerability database at Exploit-DB (46831). Productinfo Vendor nsauditor Name DNSS Domain Name Search Software Version 2.1.8 CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 4.7 VulDB Meta Temp Score: 4.6 VulDB Base Score: 3.3 VulDB Temp Score: 3.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.2 CNA Vector (VulnCheck): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Out-of-bounds write CWE: CWE-787 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: No Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Exploit-DB: 🔒 Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/22/2026 Advisory disclosed 03/22/2026 +0 days CVE reserved 03/22/2026 +0 days VulDB entry created 03/22/2026 +0 days VulDB entry last update Sourcesinfo Advisory: 46831 Researcher: Victor Mondragón Status: Not defined CVE: CVE-2019-25591 (🔒) GCVE (CVE): GCVE-0-2019-25591 GCVE (VulDB): GCVE-100-352440 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 03/22/2026 15:50 Changes: 03/22/2026 15:50 (81) Complete: 🔍 Cache ID: 99:1D9:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸