CVE-2021-44488
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can...
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can control the size and input to calls to memcpy in op_fnfnumber in sr_port/op_fnfnumber.c in order to corrupt memory or crash the application.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can control the size and input to calls to memcpy in op_fnfnumber in sr_port/op_fnfnumber.c in order to corrupt memory or crash the application.
- Record
CVE-2021-44488- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can control the size and input to calls to memcpy in op_fnfnumber in sr_port/op_fnfnumber.c in order to corrupt memory or crash the application.
- Record
CVE-2021-44488- Updated
- 2026-11-02
EUVDEUVD-2021-31321 No score
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can control the size and input to calls to memcpy in op_fnfnumber in sr_port/op_fnfnumber.c in order to corrupt memory or crash the application.
- Record
EUVD-2021-31321- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c234-6c5g-q66w
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can...
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can control the size and input to calls to memcpy in op_fnfnumber in sr_port/op_fnfnumber.c in order to corrupt memory or crash the application.
- Record
GHSA-c234-6c5g-q66w- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
OSV
An issue was discovered in YottaDB through r1.32 and V7.0-000. Using crafted input, attackers can control the size and input to calls to memcpy in op_fnfnumber in sr_port/op_fnfnumber.c in order to corrupt memory or crash the application.
- Record
CVE-2021-44488- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44488 is a critical vulnerability (CVSS 9.1) in Yottadb, published April 15, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.03%, the 63rd percentile. No source names a fixed version.